Finding the Fourth Proportional to 82,734.35, 123,992.48 and 32,787.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,734.35 : 123,992.48 = 32,787.20 : x
2. Step 2: Convert to fraction form
   82,734.35/123,992.48 = 32,787.20/x
3. Step 3: Cross multiply
   82,734.35x = 123,992.48 × 32,787.20
4. Step 4: Simplify right side
   82,734.35x = 4,065,366,632.21
5. Step 5: Solve for x
   x = 4,065,366,632.21/82,734.35
6. Step 6: Final answer
   x = 49,137.59