Finding the Fourth Proportional to 109,943.10, 151,721.77 and 59,642.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,943.10 : 151,721.77 = 59,642.10 : x
2. Step 2: Convert to fraction form
   109,943.10/151,721.77 = 59,642.10/x
3. Step 3: Cross multiply
   109,943.10x = 151,721.77 × 59,642.10
4. Step 4: Simplify right side
   109,943.10x = 9,049,003,921.70
5. Step 5: Solve for x
   x = 9,049,003,921.70/109,943.10
6. Step 6: Final answer
   x = 82,306.25