Finding the Fourth Proportional to 109,772.31, 151,486.52 and 59,471.31

Step by Step Solution

1. Step 1: Write the proportion equation
   109,772.31 : 151,486.52 = 59,471.31 : x
2. Step 2: Convert to fraction form
   109,772.31/151,486.52 = 59,471.31/x
3. Step 3: Cross multiply
   109,772.31x = 151,486.52 × 59,471.31
4. Step 4: Simplify right side
   109,772.31x = 9,009,101,791.74
5. Step 5: Solve for x
   x = 9,009,101,791.74/109,772.31
6. Step 6: Final answer
   x = 82,070.80