Finding the Fourth Proportional to 110,505.47, 152,515.89 and 65,194.58

Step by Step Solution

1. Step 1: Write the proportion equation
   110,505.47 : 152,515.89 = 65,194.58 : x
2. Step 2: Convert to fraction form
   110,505.47/152,515.89 = 65,194.58/x
3. Step 3: Cross multiply
   110,505.47x = 152,515.89 × 65,194.58
4. Step 4: Simplify right side
   110,505.47x = 9,943,209,391.88
5. Step 5: Solve for x
   x = 9,943,209,391.88/110,505.47
6. Step 6: Final answer
   x = 89,979.34