Finding the Fourth Proportional to 140,510.53, 193,815.89 and 98,053.57

Step by Step Solution

1. Step 1: Write the proportion equation
   140,510.53 : 193,815.89 = 98,053.57 : x
2. Step 2: Convert to fraction form
   140,510.53/193,815.89 = 98,053.57/x
3. Step 3: Cross multiply
   140,510.53x = 193,815.89 × 98,053.57
4. Step 4: Simplify right side
   140,510.53x = 19,004,339,446.96
5. Step 5: Solve for x
   x = 19,004,339,446.96/140,510.53
6. Step 6: Final answer
   x = 135,252.07