Finding the Third Proportional to 34,278.19 and 39,259.69

Step by Step Solution

1. Step 1: Write the proportion equation
   34,278.19 : 39,259.69 = 39,259.69 : x
2. Step 2: Convert to fraction form
   34,278.19/39,259.69 = 39,259.69/x
3. Step 3: Cross multiply
   34,278.19x = 39,259.69 × 39,259.69
4. Step 4: Simplify right side
   34,278.19x = 1,541,323,062.60
5. Step 5: Solve for x
   x = 1,541,323,062.60/34,278.19
6. Step 6: Final answer
   x = 44,965.13