Finding the Third Proportional to 45,370.13 and 70,417.69

Step by Step Solution

1. Step 1: Write the proportion equation
   45,370.13 : 70,417.69 = 70,417.69 : x
2. Step 2: Convert to fraction form
   45,370.13/70,417.69 = 70,417.69/x
3. Step 3: Cross multiply
   45,370.13x = 70,417.69 × 70,417.69
4. Step 4: Simplify right side
   45,370.13x = 4,958,650,712.85
5. Step 5: Solve for x
   x = 4,958,650,712.85/45,370.13
6. Step 6: Final answer
   x = 109,293.30