Finding the Fourth Proportional to 71,456.90, 107,150.69 and 21,527.69

Step by Step Solution

1. Step 1: Write the proportion equation
   71,456.90 : 107,150.69 = 21,527.69 : x
2. Step 2: Convert to fraction form
   71,456.90/107,150.69 = 21,527.69/x
3. Step 3: Cross multiply
   71,456.90x = 107,150.69 × 21,527.69
4. Step 4: Simplify right side
   71,456.90x = 2,306,706,194.21
5. Step 5: Solve for x
   x = 2,306,706,194.21/71,456.90
6. Step 6: Final answer
   x = 32,281.09