Finding the Fourth Proportional to 109,772.29, 151,485.91 and 59,471.29

Step by Step Solution

1. Step 1: Write the proportion equation
   109,772.29 : 151,485.91 = 59,471.29 : x
2. Step 2: Convert to fraction form
   109,772.29/151,485.91 = 59,471.29/x
3. Step 3: Cross multiply
   109,772.29x = 151,485.91 × 59,471.29
4. Step 4: Simplify right side
   109,772.29x = 9,009,062,484.52
5. Step 5: Solve for x
   x = 9,009,062,484.52/109,772.29
6. Step 6: Final answer
   x = 82,070.46