Finding the Fourth Proportional to 110,404.78, 152,378.46 and 65,080.10

Step by Step Solution

1. Step 1: Write the proportion equation
   110,404.78 : 152,378.46 = 65,080.10 : x
2. Step 2: Convert to fraction form
   110,404.78/152,378.46 = 65,080.10/x
3. Step 3: Cross multiply
   110,404.78x = 152,378.46 × 65,080.10
4. Step 4: Simplify right side
   110,404.78x = 9,916,805,414.65
5. Step 5: Solve for x
   x = 9,916,805,414.65/110,404.78
6. Step 6: Final answer
   x = 89,822.25