Finding the Fourth Proportional to 82,411.31, 123,576.05 and 26,244.09

Step by Step Solution

1. Step 1: Write the proportion equation
   82,411.31 : 123,576.05 = 26,244.09 : x
2. Step 2: Convert to fraction form
   82,411.31/123,576.05 = 26,244.09/x
3. Step 3: Cross multiply
   82,411.31x = 123,576.05 × 26,244.09
4. Step 4: Simplify right side
   82,411.31x = 3,243,140,978.04
5. Step 5: Solve for x
   x = 3,243,140,978.04/82,411.31
6. Step 6: Final answer
   x = 39,353.11