Finding the Fourth Proportional to 83,036.10, 124,469.10 and 40,851.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,036.10 : 124,469.10 = 40,851.30 : x
2. Step 2: Convert to fraction form
   83,036.10/124,469.10 = 40,851.30/x
3. Step 3: Cross multiply
   83,036.10x = 124,469.10 × 40,851.30
4. Step 4: Simplify right side
   83,036.10x = 5,084,724,544.83
5. Step 5: Solve for x
   x = 5,084,724,544.83/83,036.10
6. Step 6: Final answer
   x = 61,235.11