Finding the Fourth Proportional to 83,839.72, 115,700.34 and 45,600.04

Step by Step Solution

1. Step 1: Write the proportion equation
   83,839.72 : 115,700.34 = 45,600.04 : x
2. Step 2: Convert to fraction form
   83,839.72/115,700.34 = 45,600.04/x
3. Step 3: Cross multiply
   83,839.72x = 115,700.34 × 45,600.04
4. Step 4: Simplify right side
   83,839.72x = 5,275,940,132.01
5. Step 5: Solve for x
   x = 5,275,940,132.01/83,839.72
6. Step 6: Final answer
   x = 62,928.89