Finding the Third Proportional to 45,370.13 and 71,821.69

Step by Step Solution

1. Step 1: Write the proportion equation
   45,370.13 : 71,821.69 = 71,821.69 : x
2. Step 2: Convert to fraction form
   45,370.13/71,821.69 = 71,821.69/x
3. Step 3: Cross multiply
   45,370.13x = 71,821.69 × 71,821.69
4. Step 4: Simplify right side
   45,370.13x = 5,158,354,795.35
5. Step 5: Solve for x
   x = 5,158,354,795.35/45,370.13
6. Step 6: Final answer
   x = 113,694.97