Finding the Fourth Proportional to 82,316.61, 123,472.15 and 34,901.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,316.61 : 123,472.15 = 34,901.20 : x
2. Step 2: Convert to fraction form
   82,316.61/123,472.15 = 34,901.20/x
3. Step 3: Cross multiply
   82,316.61x = 123,472.15 × 34,901.20
4. Step 4: Simplify right side
   82,316.61x = 4,309,326,201.58
5. Step 5: Solve for x
   x = 4,309,326,201.58/82,316.61
6. Step 6: Final answer
   x = 52,350.63