Finding the Third Proportional to 56,916 and 124,081.88

Step by Step Solution

1. Step 1: Write the proportion equation
   56,916 : 124,081.88 = 124,081.88 : x
2. Step 2: Convert to fraction form
   56,916/124,081.88 = 124,081.88/x
3. Step 3: Cross multiply
   56,916x = 124,081.88 × 124,081.88
4. Step 4: Simplify right side
   56,916x = 15,396,311,703.52
5. Step 5: Solve for x
   x = 15,396,311,703.52/56,916
6. Step 6: Final answer
   x = 270,509.38