Finding the Third Proportional to 31,812.75 and 45,349.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,812.75 : 45,349.88 = 45,349.88 : x
2. Step 2: Convert to fraction form
   31,812.75/45,349.88 = 45,349.88/x
3. Step 3: Cross multiply
   31,812.75x = 45,349.88 × 45,349.88
4. Step 4: Simplify right side
   31,812.75x = 2,056,611,162.52
5. Step 5: Solve for x
   x = 2,056,611,162.52/31,812.75
6. Step 6: Final answer
   x = 64,647.39