Finding the Third Proportional to 76,317.38 and 112,189.69

Step by Step Solution

1. Step 1: Write the proportion equation
   76,317.38 : 112,189.69 = 112,189.69 : x
2. Step 2: Convert to fraction form
   76,317.38/112,189.69 = 112,189.69/x
3. Step 3: Cross multiply
   76,317.38x = 112,189.69 × 112,189.69
4. Step 4: Simplify right side
   76,317.38x = 12,586,525,981.35
5. Step 5: Solve for x
   x = 12,586,525,981.35/76,317.38
6. Step 6: Final answer
   x = 164,923.47