Finding the Third Proportional to 99,748.50 and 140,294

Step by Step Solution

1. Step 1: Write the proportion equation
   99,748.50 : 140,294 = 140,294 : x
2. Step 2: Convert to fraction form
   99,748.50/140,294 = 140,294/x
3. Step 3: Cross multiply
   99,748.50x = 140,294 × 140,294
4. Step 4: Simplify right side
   99,748.50x = 19,682,406,436
5. Step 5: Solve for x
   x = 19,682,406,436/99,748.50
6. Step 6: Final answer
   x = 197,320.32