Finding the Fourth Proportional to 146,020.46, 201,551.31 and 85,604.18

Step by Step Solution

1. Step 1: Write the proportion equation
   146,020.46 : 201,551.31 = 85,604.18 : x
2. Step 2: Convert to fraction form
   146,020.46/201,551.31 = 85,604.18/x
3. Step 3: Cross multiply
   146,020.46x = 201,551.31 × 85,604.18
4. Step 4: Simplify right side
   146,020.46x = 17,253,633,612.72
5. Step 5: Solve for x
   x = 17,253,633,612.72/146,020.46
6. Step 6: Final answer
   x = 118,159.02