Finding the Third Proportional to 49,258.76 and 79,013.92

Step by Step Solution

1. Step 1: Write the proportion equation
   49,258.76 : 79,013.92 = 79,013.92 : x
2. Step 2: Convert to fraction form
   49,258.76/79,013.92 = 79,013.92/x
3. Step 3: Cross multiply
   49,258.76x = 79,013.92 × 79,013.92
4. Step 4: Simplify right side
   49,258.76x = 6,243,199,232.77
5. Step 5: Solve for x
   x = 6,243,199,232.77/49,258.76
6. Step 6: Final answer
   x = 126,742.93