Finding the Fourth Proportional to 140,108, 193,349.06 and 89,807.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,108 : 193,349.06 = 89,807.12 : x
2. Step 2: Convert to fraction form
   140,108/193,349.06 = 89,807.12/x
3. Step 3: Cross multiply
   140,108x = 193,349.06 × 89,807.12
4. Step 4: Simplify right side
   140,108x = 17,364,122,233.31
5. Step 5: Solve for x
   x = 17,364,122,233.31/140,108
6. Step 6: Final answer
   x = 123,933.84