Finding the Fourth Proportional to 72,036,812.17, 99,410,779.37 and 38,997,037.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,036,812.17 : 99,410,779.37 = 38,997,037.04 : x
2. Step 2: Convert to fraction form
   72,036,812.17/99,410,779.37 = 38,997,037.04/x
3. Step 3: Cross multiply
   72,036,812.17x = 99,410,779.37 × 38,997,037.04
4. Step 4: Simplify right side
   72,036,812.17x = 3,876,725,845,287,265.50
5. Step 5: Solve for x
   x = 3,876,725,845,287,265.50/72,036,812.17
6. Step 6: Final answer
   x = 53,815,899.52