Finding the Fourth Proportional to 83,233.31, 124,862.39 and 30,638.79

Step by Step Solution

1. Step 1: Write the proportion equation
   83,233.31 : 124,862.39 = 30,638.79 : x
2. Step 2: Convert to fraction form
   83,233.31/124,862.39 = 30,638.79/x
3. Step 3: Cross multiply
   83,233.31x = 124,862.39 × 30,638.79
4. Step 4: Simplify right side
   83,233.31x = 3,825,632,507.81
5. Step 5: Solve for x
   x = 3,825,632,507.81/83,233.31
6. Step 6: Final answer
   x = 45,962.76