Finding the Fourth Proportional to 91,016.52, 136,586.28 and 31,852.71

Step by Step Solution

1. Step 1: Write the proportion equation
   91,016.52 : 136,586.28 = 31,852.71 : x
2. Step 2: Convert to fraction form
   91,016.52/136,586.28 = 31,852.71/x
3. Step 3: Cross multiply
   91,016.52x = 136,586.28 × 31,852.71
4. Step 4: Simplify right side
   91,016.52x = 4,350,643,166.82
5. Step 5: Solve for x
   x = 4,350,643,166.82/91,016.52
6. Step 6: Final answer
   x = 47,800.59