Finding the Fourth Proportional to 64,532.52, 88,848.90 and 55,063.08

Step by Step Solution

1. Step 1: Write the proportion equation
   64,532.52 : 88,848.90 = 55,063.08 : x
2. Step 2: Convert to fraction form
   64,532.52/88,848.90 = 55,063.08/x
3. Step 3: Cross multiply
   64,532.52x = 88,848.90 × 55,063.08
4. Step 4: Simplify right side
   64,532.52x = 4,892,294,088.61
5. Step 5: Solve for x
   x = 4,892,294,088.61/64,532.52
6. Step 6: Final answer
   x = 75,811.30