Finding the Third Proportional to 39,452.25 and 55,492.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,452.25 : 55,492.50 = 55,492.50 : x
2. Step 2: Convert to fraction form
   39,452.25/55,492.50 = 55,492.50/x
3. Step 3: Cross multiply
   39,452.25x = 55,492.50 × 55,492.50
4. Step 4: Simplify right side
   39,452.25x = 3,079,417,556.25
5. Step 5: Solve for x
   x = 3,079,417,556.25/39,452.25
6. Step 6: Final answer
   x = 78,054.29