Finding the Fourth Proportional to 72,036,717.83, 99,410,649.54 and 38,996,942.43

Step by Step Solution

1. Step 1: Write the proportion equation
   72,036,717.83 : 99,410,649.54 = 38,996,942.43 : x
2. Step 2: Convert to fraction form
   72,036,717.83/99,410,649.54 = 38,996,942.43/x
3. Step 3: Cross multiply
   72,036,717.83x = 99,410,649.54 × 38,996,942.43
4. Step 4: Simplify right side
   72,036,717.83x = 3,876,711,377,266,837.50
5. Step 5: Solve for x
   x = 3,876,711,377,266,837.50/72,036,717.83
6. Step 6: Final answer
   x = 53,815,769.15