Finding the Third Proportional to 82,630.13 and 123,742.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,630.13 : 123,742.69 = 123,742.69 : x
2. Step 2: Convert to fraction form
   82,630.13/123,742.69 = 123,742.69/x
3. Step 3: Cross multiply
   82,630.13x = 123,742.69 × 123,742.69
4. Step 4: Simplify right side
   82,630.13x = 15,312,252,709.72
5. Step 5: Solve for x
   x = 15,312,252,709.72/82,630.13
6. Step 6: Final answer
   x = 185,310.78