Finding the Fourth Proportional to 82,528.61, 123,782.45 and 26,374.55

Step by Step Solution

1. Step 1: Write the proportion equation
   82,528.61 : 123,782.45 = 26,374.55 : x
2. Step 2: Convert to fraction form
   82,528.61/123,782.45 = 26,374.55/x
3. Step 3: Cross multiply
   82,528.61x = 123,782.45 × 26,374.55
4. Step 4: Simplify right side
   82,528.61x = 3,264,705,665.86
5. Step 5: Solve for x
   x = 3,264,705,665.86/82,528.61
6. Step 6: Final answer
   x = 39,558.47