Finding the Fourth Proportional to 110,935.30, 153,078.78 and 65,614.90

Step by Step Solution

1. Step 1: Write the proportion equation
   110,935.30 : 153,078.78 = 65,614.90 : x
2. Step 2: Convert to fraction form
   110,935.30/153,078.78 = 65,614.90/x
3. Step 3: Cross multiply
   110,935.30x = 153,078.78 × 65,614.90
4. Step 4: Simplify right side
   110,935.30x = 10,044,248,841.82
5. Step 5: Solve for x
   x = 10,044,248,841.82/110,935.30
6. Step 6: Final answer
   x = 90,541.50