Finding the Fourth Proportional to 146,020.83, 201,551.83 and 85,604.55

Step by Step Solution

1. Step 1: Write the proportion equation
   146,020.83 : 201,551.83 = 85,604.55 : x
2. Step 2: Convert to fraction form
   146,020.83/201,551.83 = 85,604.55/x
3. Step 3: Cross multiply
   146,020.83x = 201,551.83 × 85,604.55
4. Step 4: Simplify right side
   146,020.83x = 17,253,753,494.82
5. Step 5: Solve for x
   x = 17,253,753,494.82/146,020.83
6. Step 6: Final answer
   x = 118,159.54