Finding the Fourth Proportional to 109,114.91, 150,561.23 and 61,359.03

Step by Step Solution

1. Step 1: Write the proportion equation
   109,114.91 : 150,561.23 = 61,359.03 : x
2. Step 2: Convert to fraction form
   109,114.91/150,561.23 = 61,359.03/x
3. Step 3: Cross multiply
   109,114.91x = 150,561.23 × 61,359.03
4. Step 4: Simplify right side
   109,114.91x = 9,238,290,721.61
5. Step 5: Solve for x
   x = 9,238,290,721.61/109,114.91
6. Step 6: Final answer
   x = 84,665.71