Finding the Third Proportional to 96,088.78 and 140,428.69

Step by Step Solution

1. Step 1: Write the proportion equation
   96,088.78 : 140,428.69 = 140,428.69 : x
2. Step 2: Convert to fraction form
   96,088.78/140,428.69 = 140,428.69/x
3. Step 3: Cross multiply
   96,088.78x = 140,428.69 × 140,428.69
4. Step 4: Simplify right side
   96,088.78x = 19,720,216,272.97
5. Step 5: Solve for x
   x = 19,720,216,272.97/96,088.78
6. Step 6: Final answer
   x = 205,229.12