Finding the Fourth Proportional to 140,113, 193,355.96 and 89,812.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,113 : 193,355.96 = 89,812.12 : x
2. Step 2: Convert to fraction form
   140,113/193,355.96 = 89,812.12/x
3. Step 3: Cross multiply
   140,113x = 193,355.96 × 89,812.12
4. Step 4: Simplify right side
   140,113x = 17,365,708,682.24
5. Step 5: Solve for x
   x = 17,365,708,682.24/140,113
6. Step 6: Final answer
   x = 123,940.74