Finding the Fourth Proportional to 146,188.52, 201,745 and 89,588.96

Step by Step Solution

1. Step 1: Write the proportion equation
   146,188.52 : 201,745 = 89,588.96 : x
2. Step 2: Convert to fraction form
   146,188.52/201,745 = 89,588.96/x
3. Step 3: Cross multiply
   146,188.52x = 201,745 × 89,588.96
4. Step 4: Simplify right side
   146,188.52x = 18,074,124,735.20
5. Step 5: Solve for x
   x = 18,074,124,735.20/146,188.52
6. Step 6: Final answer
   x = 123,635.73