Finding the Fourth Proportional to 59,112.60, 88,642.65 and 21,662.88

Step by Step Solution

1. Step 1: Write the proportion equation
   59,112.60 : 88,642.65 = 21,662.88 : x
2. Step 2: Convert to fraction form
   59,112.60/88,642.65 = 21,662.88/x
3. Step 3: Cross multiply
   59,112.60x = 88,642.65 × 21,662.88
4. Step 4: Simplify right side
   59,112.60x = 1,920,255,089.83
5. Step 5: Solve for x
   x = 1,920,255,089.83/59,112.60
6. Step 6: Final answer
   x = 32,484.70