Finding the Third Proportional to 30,703.50 and 49,254.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,703.50 : 49,254.75 = 49,254.75 : x
2. Step 2: Convert to fraction form
   30,703.50/49,254.75 = 49,254.75/x
3. Step 3: Cross multiply
   30,703.50x = 49,254.75 × 49,254.75
4. Step 4: Simplify right side
   30,703.50x = 2,426,030,397.56
5. Step 5: Solve for x
   x = 2,426,030,397.56/30,703.50
6. Step 6: Final answer
   x = 79,014.78