Finding the Fourth Proportional to 71,882.91, 99,196.12 and 45,039.91

Step by Step Solution

1. Step 1: Write the proportion equation
   71,882.91 : 99,196.12 = 45,039.91 : x
2. Step 2: Convert to fraction form
   71,882.91/99,196.12 = 45,039.91/x
3. Step 3: Cross multiply
   71,882.91x = 99,196.12 × 45,039.91
4. Step 4: Simplify right side
   71,882.91x = 4,467,784,317.15
5. Step 5: Solve for x
   x = 4,467,784,317.15/71,882.91
6. Step 6: Final answer
   x = 62,153.64