Finding the Fourth Proportional to 146,892.25, 202,773.32 and 99,210.18

Step by Step Solution

1. Step 1: Write the proportion equation
   146,892.25 : 202,773.32 = 99,210.18 : x
2. Step 2: Convert to fraction form
   146,892.25/202,773.32 = 99,210.18/x
3. Step 3: Cross multiply
   146,892.25x = 202,773.32 × 99,210.18
4. Step 4: Simplify right side
   146,892.25x = 20,117,177,080.35
5. Step 5: Solve for x
   x = 20,117,177,080.35/146,892.25
6. Step 6: Final answer
   x = 136,951.93