Finding the Fourth Proportional to 140,103, 193,342.14 and 89,802.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,103 : 193,342.14 = 89,802.12 : x
2. Step 2: Convert to fraction form
   140,103/193,342.14 = 89,802.12/x
3. Step 3: Cross multiply
   140,103x = 193,342.14 × 89,802.12
4. Step 4: Simplify right side
   140,103x = 17,362,534,057.34
5. Step 5: Solve for x
   x = 17,362,534,057.34/140,103
6. Step 6: Final answer
   x = 123,926.93