Finding the Fourth Proportional to 71,632.70, 107,468.48 and 21,714.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,632.70 : 107,468.48 = 21,714.42 : x
2. Step 2: Convert to fraction form
   71,632.70/107,468.48 = 21,714.42/x
3. Step 3: Cross multiply
   71,632.70x = 107,468.48 × 21,714.42
4. Step 4: Simplify right side
   71,632.70x = 2,333,615,765.77
5. Step 5: Solve for x
   x = 2,333,615,765.77/71,632.70
6. Step 6: Final answer
   x = 32,577.52