Finding the Fourth Proportional to 110,924.79, 153,107.61 and 65,618.52

Step by Step Solution

1. Step 1: Write the proportion equation
   110,924.79 : 153,107.61 = 65,618.52 : x
2. Step 2: Convert to fraction form
   110,924.79/153,107.61 = 65,618.52/x
3. Step 3: Cross multiply
   110,924.79x = 153,107.61 × 65,618.52
4. Step 4: Simplify right side
   110,924.79x = 10,046,694,768.94
5. Step 5: Solve for x
   x = 10,046,694,768.94/110,924.79
6. Step 6: Final answer
   x = 90,572.13