Finding the Third Proportional to 39,637.13 and 52,840.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,637.13 : 52,840.69 = 52,840.69 : x
2. Step 2: Convert to fraction form
   39,637.13/52,840.69 = 52,840.69/x
3. Step 3: Cross multiply
   39,637.13x = 52,840.69 × 52,840.69
4. Step 4: Simplify right side
   39,637.13x = 2,792,138,255.47
5. Step 5: Solve for x
   x = 2,792,138,255.47/39,637.13
6. Step 6: Final answer
   x = 70,442.50