Finding the Fourth Proportional to 42,706.32, 63,976.20 and 26,025

Step by Step Solution

1. Step 1: Write the proportion equation
   42,706.32 : 63,976.20 = 26,025 : x
2. Step 2: Convert to fraction form
   42,706.32/63,976.20 = 26,025/x
3. Step 3: Cross multiply
   42,706.32x = 63,976.20 × 26,025
4. Step 4: Simplify right side
   42,706.32x = 1,664,980,605
5. Step 5: Solve for x
   x = 1,664,980,605/42,706.32
6. Step 6: Final answer
   x = 38,986.75