Finding the Fourth Proportional to 83,147.71, 124,733.91 and 30,553.09

Step by Step Solution

1. Step 1: Write the proportion equation
   83,147.71 : 124,733.91 = 30,553.09 : x
2. Step 2: Convert to fraction form
   83,147.71/124,733.91 = 30,553.09/x
3. Step 3: Cross multiply
   83,147.71x = 124,733.91 × 30,553.09
4. Step 4: Simplify right side
   83,147.71x = 3,811,006,378.28
5. Step 5: Solve for x
   x = 3,811,006,378.28/83,147.71
6. Step 6: Final answer
   x = 45,834.17