Finding the Fourth Proportional to 72,307,922.49, 99,799,416.27 and 42,955,561.26

Step by Step Solution

1. Step 1: Write the proportion equation
   72,307,922.49 : 99,799,416.27 = 42,955,561.26 : x
2. Step 2: Convert to fraction form
   72,307,922.49/99,799,416.27 = 42,955,561.26/x
3. Step 3: Cross multiply
   72,307,922.49x = 99,799,416.27 × 42,955,561.26
4. Step 4: Simplify right side
   72,307,922.49x = 4,286,939,939,298,225.50
5. Step 5: Solve for x
   x = 4,286,939,939,298,225.50/72,307,922.49
6. Step 6: Final answer
   x = 59,287,278.51