Finding the Fourth Proportional to 42,471.12, 63,682.29 and 17,528.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,471.12 : 63,682.29 = 17,528.34 : x
2. Step 2: Convert to fraction form
   42,471.12/63,682.29 = 17,528.34/x
3. Step 3: Cross multiply
   42,471.12x = 63,682.29 × 17,528.34
4. Step 4: Simplify right side
   42,471.12x = 1,116,244,831.10
5. Step 5: Solve for x
   x = 1,116,244,831.10/42,471.12
6. Step 6: Final answer
   x = 26,282.44