Finding the Third Proportional to 76,332 and 112,290

Step by Step Solution

1. Step 1: Write the proportion equation
   76,332 : 112,290 = 112,290 : x
2. Step 2: Convert to fraction form
   76,332/112,290 = 112,290/x
3. Step 3: Cross multiply
   76,332x = 112,290 × 112,290
4. Step 4: Simplify right side
   76,332x = 12,609,044,100
5. Step 5: Solve for x
   x = 12,609,044,100/76,332
6. Step 6: Final answer
   x = 165,186.87