Finding the Fourth Proportional to 109,641.06, 151,305.30 and 59,340.06

Step by Step Solution

1. Step 1: Write the proportion equation
   109,641.06 : 151,305.30 = 59,340.06 : x
2. Step 2: Convert to fraction form
   109,641.06/151,305.30 = 59,340.06/x
3. Step 3: Cross multiply
   109,641.06x = 151,305.30 × 59,340.06
4. Step 4: Simplify right side
   109,641.06x = 8,978,465,580.32
5. Step 5: Solve for x
   x = 8,978,465,580.32/109,641.06
6. Step 6: Final answer
   x = 81,889.63