Finding the Fourth Proportional to 83,124.80, 124,741.76 and 30,534.72

Step by Step Solution

1. Step 1: Write the proportion equation
   83,124.80 : 124,741.76 = 30,534.72 : x
2. Step 2: Convert to fraction form
   83,124.80/124,741.76 = 30,534.72/x
3. Step 3: Cross multiply
   83,124.80x = 124,741.76 × 30,534.72
4. Step 4: Simplify right side
   83,124.80x = 3,808,954,713.91
5. Step 5: Solve for x
   x = 3,808,954,713.91/83,124.80
6. Step 6: Final answer
   x = 45,822.12