Finding the Third Proportional to 39,468.52 and 51,206.55

Step by Step Solution

1. Step 1: Write the proportion equation
   39,468.52 : 51,206.55 = 51,206.55 : x
2. Step 2: Convert to fraction form
   39,468.52/51,206.55 = 51,206.55/x
3. Step 3: Cross multiply
   39,468.52x = 51,206.55 × 51,206.55
4. Step 4: Simplify right side
   39,468.52x = 2,622,111,242.96
5. Step 5: Solve for x
   x = 2,622,111,242.96/39,468.52
6. Step 6: Final answer
   x = 66,435.52