Finding the Fourth Proportional to 72,293,002, 99,764,460.92 and 39,253,315.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,293,002 : 99,764,460.92 = 39,253,315.04 : x
2. Step 2: Convert to fraction form
   72,293,002/99,764,460.92 = 39,253,315.04/x
3. Step 3: Cross multiply
   72,293,002x = 99,764,460.92 × 39,253,315.04
4. Step 4: Simplify right side
   72,293,002x = 3,916,085,814,288,528
5. Step 5: Solve for x
   x = 3,916,085,814,288,528/72,293,002
6. Step 6: Final answer
   x = 54,169,638.91