Finding the Fourth Proportional to 82,801.30, 124,218.15 and 35,416.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,801.30 : 124,218.15 = 35,416.30 : x
2. Step 2: Convert to fraction form
   82,801.30/124,218.15 = 35,416.30/x
3. Step 3: Cross multiply
   82,801.30x = 124,218.15 × 35,416.30
4. Step 4: Simplify right side
   82,801.30x = 4,399,347,265.85
5. Step 5: Solve for x
   x = 4,399,347,265.85/82,801.30
6. Step 6: Final answer
   x = 53,131.38