Finding the Third Proportional to 39,502.69 and 53,110.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,502.69 : 53,110.69 = 53,110.69 : x
2. Step 2: Convert to fraction form
   39,502.69/53,110.69 = 53,110.69/x
3. Step 3: Cross multiply
   39,502.69x = 53,110.69 × 53,110.69
4. Step 4: Simplify right side
   39,502.69x = 2,820,745,126.72
5. Step 5: Solve for x
   x = 2,820,745,126.72/39,502.69
6. Step 6: Final answer
   x = 71,406.41