Finding the Fourth Proportional to 273,992,404.32, 411,049,057.89 and 79,919,008.47

Step by Step Solution

1. Step 1: Write the proportion equation
   273,992,404.32 : 411,049,057.89 = 79,919,008.47 : x
2. Step 2: Convert to fraction form
   273,992,404.32/411,049,057.89 = 79,919,008.47/x
3. Step 3: Cross multiply
   273,992,404.32x = 411,049,057.89 × 79,919,008.47
4. Step 4: Simplify right side
   273,992,404.32x = 32,850,633,139,096,428
5. Step 5: Solve for x
   x = 32,850,633,139,096,428/273,992,404.32
6. Step 6: Final answer
   x = 119,896,145.37