Finding the Third Proportional to 71,260 and 112,830

Step by Step Solution

1. Step 1: Write the proportion equation
   71,260 : 112,830 = 112,830 : x
2. Step 2: Convert to fraction form
   71,260/112,830 = 112,830/x
3. Step 3: Cross multiply
   71,260x = 112,830 × 112,830
4. Step 4: Simplify right side
   71,260x = 12,730,608,900
5. Step 5: Solve for x
   x = 12,730,608,900/71,260
6. Step 6: Final answer
   x = 178,650.14