Finding the Fourth Proportional to 7,772,897.60, 10,726,563.18 and 4,288,141.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,772,897.60 : 10,726,563.18 = 4,288,141.52 : x
2. Step 2: Convert to fraction form
   7,772,897.60/10,726,563.18 = 4,288,141.52/x
3. Step 3: Cross multiply
   7,772,897.60x = 10,726,563.18 × 4,288,141.52
4. Step 4: Simplify right side
   7,772,897.60x = 45,997,020,939,061.23
5. Step 5: Solve for x
   x = 45,997,020,939,061.23/7,772,897.60
6. Step 6: Final answer
   x = 5,917,615.71