Finding the Fourth Proportional to 42,498.30, 63,680.85 and 26,882.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,498.30 : 63,680.85 = 26,882.94 : x
2. Step 2: Convert to fraction form
   42,498.30/63,680.85 = 26,882.94/x
3. Step 3: Cross multiply
   42,498.30x = 63,680.85 × 26,882.94
4. Step 4: Simplify right side
   42,498.30x = 1,711,928,469.70
5. Step 5: Solve for x
   x = 1,711,928,469.70/42,498.30
6. Step 6: Final answer
   x = 40,282.28