Finding the Third Proportional to 45,776.50 and 70,738.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,776.50 : 70,738.75 = 70,738.75 : x
2. Step 2: Convert to fraction form
   45,776.50/70,738.75 = 70,738.75/x
3. Step 3: Cross multiply
   45,776.50x = 70,738.75 × 70,738.75
4. Step 4: Simplify right side
   45,776.50x = 5,003,970,751.56
5. Step 5: Solve for x
   x = 5,003,970,751.56/45,776.50
6. Step 6: Final answer
   x = 109,313.09