Finding the Fourth Proportional to 140,510.28, 193,815.54 and 98,053.32

Step by Step Solution

1. Step 1: Write the proportion equation
   140,510.28 : 193,815.54 = 98,053.32 : x
2. Step 2: Convert to fraction form
   140,510.28/193,815.54 = 98,053.32/x
3. Step 3: Cross multiply
   140,510.28x = 193,815.54 × 98,053.32
4. Step 4: Simplify right side
   140,510.28x = 19,004,257,164.59
5. Step 5: Solve for x
   x = 19,004,257,164.59/140,510.28
6. Step 6: Final answer
   x = 135,251.72