Finding the Third Proportional to 45,670.50 and 70,238.81

Step by Step Solution

1. Step 1: Write the proportion equation
   45,670.50 : 70,238.81 = 70,238.81 : x
2. Step 2: Convert to fraction form
   45,670.50/70,238.81 = 70,238.81/x
3. Step 3: Cross multiply
   45,670.50x = 70,238.81 × 70,238.81
4. Step 4: Simplify right side
   45,670.50x = 4,933,490,781.41
5. Step 5: Solve for x
   x = 4,933,490,781.41/45,670.50
6. Step 6: Final answer
   x = 108,023.58