Finding the Fourth Proportional to 110,513.30, 165,914.49 and 65,616.62

Step by Step Solution

1. Step 1: Write the proportion equation
   110,513.30 : 165,914.49 = 65,616.62 : x
2. Step 2: Convert to fraction form
   110,513.30/165,914.49 = 65,616.62/x
3. Step 3: Cross multiply
   110,513.30x = 165,914.49 × 65,616.62
4. Step 4: Simplify right side
   110,513.30x = 10,886,748,042.82
5. Step 5: Solve for x
   x = 10,886,748,042.82/110,513.30
6. Step 6: Final answer
   x = 98,510.75