Finding the Fourth Proportional to 82,801.30, 124,234.35 and 30,216.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,801.30 : 124,234.35 = 30,216.10 : x
2. Step 2: Convert to fraction form
   82,801.30/124,234.35 = 30,216.10/x
3. Step 3: Cross multiply
   82,801.30x = 124,234.35 × 30,216.10
4. Step 4: Simplify right side
   82,801.30x = 3,753,877,543.04
5. Step 5: Solve for x
   x = 3,753,877,543.04/82,801.30
6. Step 6: Final answer
   x = 45,335.97