Finding the Third Proportional to 28,478.25 and 62,441.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,478.25 : 62,441.25 = 62,441.25 : x
2. Step 2: Convert to fraction form
   28,478.25/62,441.25 = 62,441.25/x
3. Step 3: Cross multiply
   28,478.25x = 62,441.25 × 62,441.25
4. Step 4: Simplify right side
   28,478.25x = 3,898,909,701.56
5. Step 5: Solve for x
   x = 3,898,909,701.56/28,478.25
6. Step 6: Final answer
   x = 136,908.33