Finding the Third Proportional to 31,144.50 and 48,317.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,144.50 : 48,317.06 = 48,317.06 : x
2. Step 2: Convert to fraction form
   31,144.50/48,317.06 = 48,317.06/x
3. Step 3: Cross multiply
   31,144.50x = 48,317.06 × 48,317.06
4. Step 4: Simplify right side
   31,144.50x = 2,334,538,528.63
5. Step 5: Solve for x
   x = 2,334,538,528.63/31,144.50
6. Step 6: Final answer
   x = 74,958.29