Finding the Fourth Proportional to 83,613, 115,386.12 and 45,887.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,613 : 115,386.12 = 45,887.16 : x
2. Step 2: Convert to fraction form
   83,613/115,386.12 = 45,887.16/x
3. Step 3: Cross multiply
   83,613x = 115,386.12 × 45,887.16
4. Step 4: Simplify right side
   83,613x = 5,294,741,350.22
5. Step 5: Solve for x
   x = 5,294,741,350.22/83,613
6. Step 6: Final answer
   x = 63,324.38