Finding the Fourth Proportional to 52,893,700.72, 72,992,578.35 and 29,688,406

Step by Step Solution

1. Step 1: Write the proportion equation
   52,893,700.72 : 72,992,578.35 = 29,688,406 : x
2. Step 2: Convert to fraction form
   52,893,700.72/72,992,578.35 = 29,688,406/x
3. Step 3: Cross multiply
   52,893,700.72x = 72,992,578.35 × 29,688,406
4. Step 4: Simplify right side
   52,893,700.72x = 2,167,033,301,041,610
5. Step 5: Solve for x
   x = 2,167,033,301,041,610/52,893,700.72
6. Step 6: Final answer
   x = 40,969,591.30