Finding the Third Proportional to 1,139,710.50 and 1,758,909.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,710.50 : 1,758,909.38 = 1,758,909.38 : x
2. Step 2: Convert to fraction form
   1,139,710.50/1,758,909.38 = 1,758,909.38/x
3. Step 3: Cross multiply
   1,139,710.50x = 1,758,909.38 × 1,758,909.38
4. Step 4: Simplify right side
   1,139,710.50x = 3,093,762,189,462.89
5. Step 5: Solve for x
   x = 3,093,762,189,462.89/1,139,710.50
6. Step 6: Final answer
   x = 2,714,515.83