Finding the Fourth Proportional to 109,943.80, 151,722.72 and 59,642.80

Step by Step Solution

1. Step 1: Write the proportion equation
   109,943.80 : 151,722.72 = 59,642.80 : x
2. Step 2: Convert to fraction form
   109,943.80/151,722.72 = 59,642.80/x
3. Step 3: Cross multiply
   109,943.80x = 151,722.72 × 59,642.80
4. Step 4: Simplify right side
   109,943.80x = 9,049,167,085.80
5. Step 5: Solve for x
   x = 9,049,167,085.80/109,943.80
6. Step 6: Final answer
   x = 82,307.21