Finding the Fourth Proportional to 146,200.52, 201,761.60 and 89,600.96

Step by Step Solution

1. Step 1: Write the proportion equation
   146,200.52 : 201,761.60 = 89,600.96 : x
2. Step 2: Convert to fraction form
   146,200.52/201,761.60 = 89,600.96/x
3. Step 3: Cross multiply
   146,200.52x = 201,761.60 × 89,600.96
4. Step 4: Simplify right side
   146,200.52x = 18,078,033,051.14
5. Step 5: Solve for x
   x = 18,078,033,051.14/146,200.52
6. Step 6: Final answer
   x = 123,652.32