Finding the Third Proportional to 67,870 and 112,468

Step by Step Solution

1. Step 1: Write the proportion equation
   67,870 : 112,468 = 112,468 : x
2. Step 2: Convert to fraction form
   67,870/112,468 = 112,468/x
3. Step 3: Cross multiply
   67,870x = 112,468 × 112,468
4. Step 4: Simplify right side
   67,870x = 12,649,051,024
5. Step 5: Solve for x
   x = 12,649,051,024/67,870
6. Step 6: Final answer
   x = 186,371.76