Finding the Fourth Proportional to 118,766.60, 163,897.96 and 65,052.52

Step by Step Solution

1. Step 1: Write the proportion equation
   118,766.60 : 163,897.96 = 65,052.52 : x
2. Step 2: Convert to fraction form
   118,766.60/163,897.96 = 65,052.52/x
3. Step 3: Cross multiply
   118,766.60x = 163,897.96 × 65,052.52
4. Step 4: Simplify right side
   118,766.60x = 10,661,974,687.50
5. Step 5: Solve for x
   x = 10,661,974,687.50/118,766.60
6. Step 6: Final answer
   x = 89,772.50