Finding the Third Proportional to 58,012.50 and 123,612

Step by Step Solution

1. Step 1: Write the proportion equation
   58,012.50 : 123,612 = 123,612 : x
2. Step 2: Convert to fraction form
   58,012.50/123,612 = 123,612/x
3. Step 3: Cross multiply
   58,012.50x = 123,612 × 123,612
4. Step 4: Simplify right side
   58,012.50x = 15,279,926,544
5. Step 5: Solve for x
   x = 15,279,926,544/58,012.50
6. Step 6: Final answer
   x = 263,390.24