Finding the Third Proportional to 68,448 and 100,300

Step by Step Solution

1. Step 1: Write the proportion equation
   68,448 : 100,300 = 100,300 : x
2. Step 2: Convert to fraction form
   68,448/100,300 = 100,300/x
3. Step 3: Cross multiply
   68,448x = 100,300 × 100,300
4. Step 4: Simplify right side
   68,448x = 10,060,090,000
5. Step 5: Solve for x
   x = 10,060,090,000/68,448
6. Step 6: Final answer
   x = 146,974.20