Finding the Fourth Proportional to 109,581.69, 151,222.73 and 59,280.69

Step by Step Solution

1. Step 1: Write the proportion equation
   109,581.69 : 151,222.73 = 59,280.69 : x
2. Step 2: Convert to fraction form
   109,581.69/151,222.73 = 59,280.69/x
3. Step 3: Cross multiply
   109,581.69x = 151,222.73 × 59,280.69
4. Step 4: Simplify right side
   109,581.69x = 8,964,587,400.03
5. Step 5: Solve for x
   x = 8,964,587,400.03/109,581.69
6. Step 6: Final answer
   x = 81,807.35