Finding the Third Proportional to 99,792 and 157,990.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,792 : 157,990.50 = 157,990.50 : x
2. Step 2: Convert to fraction form
   99,792/157,990.50 = 157,990.50/x
3. Step 3: Cross multiply
   99,792x = 157,990.50 × 157,990.50
4. Step 4: Simplify right side
   99,792x = 24,960,998,090.25
5. Step 5: Solve for x
   x = 24,960,998,090.25/99,792
6. Step 6: Final answer
   x = 250,130.25