Finding the Fourth Proportional to 140,103.94, 193,343.42 and 89,802.94

Step by Step Solution

1. Step 1: Write the proportion equation
   140,103.94 : 193,343.42 = 89,802.94 : x
2. Step 2: Convert to fraction form
   140,103.94/193,343.42 = 89,802.94/x
3. Step 3: Cross multiply
   140,103.94x = 193,343.42 × 89,802.94
4. Step 4: Simplify right side
   140,103.94x = 17,362,807,545.65
5. Step 5: Solve for x
   x = 17,362,807,545.65/140,103.94
6. Step 6: Final answer
   x = 123,928.05