Finding the Fourth Proportional to 102,073,480,365.77, 140,860,686,326.42 and 55,723,907,607.55

Step by Step Solution

1. Step 1: Write the proportion equation
   102,073,480,365.77 : 140,860,686,326.42 = 55,723,907,607.55 : x
2. Step 2: Convert to fraction form
   102,073,480,365.77/140,860,686,326.42 = 55,723,907,607.55/x
3. Step 3: Cross multiply
   102,073,480,365.77x = 140,860,686,326.42 × 55,723,907,607.55
4. Step 4: Simplify right side
   102,073,480,365.77x = 7,849,307,870,388,805,435,392
5. Step 5: Solve for x
   x = 7,849,307,870,388,805,435,392/102,073,480,365.77
6. Step 6: Final answer
   x = 76,898,601,304.29