Finding the Fourth Proportional to 109,456.12, 151,049.22 and 59,155

Step by Step Solution

1. Step 1: Write the proportion equation
   109,456.12 : 151,049.22 = 59,155 : x
2. Step 2: Convert to fraction form
   109,456.12/151,049.22 = 59,155/x
3. Step 3: Cross multiply
   109,456.12x = 151,049.22 × 59,155
4. Step 4: Simplify right side
   109,456.12x = 8,935,316,609.10
5. Step 5: Solve for x
   x = 8,935,316,609.10/109,456.12
6. Step 6: Final answer
   x = 81,633.78