Finding the Fourth Proportional to 110,061.60, 165,186.72 and 109,233.24

Step by Step Solution

1. Step 1: Write the proportion equation
   110,061.60 : 165,186.72 = 109,233.24 : x
2. Step 2: Convert to fraction form
   110,061.60/165,186.72 = 109,233.24/x
3. Step 3: Cross multiply
   110,061.60x = 165,186.72 × 109,233.24
4. Step 4: Simplify right side
   110,061.60x = 18,043,880,630.57
5. Step 5: Solve for x
   x = 18,043,880,630.57/110,061.60
6. Step 6: Final answer
   x = 163,943.47