Finding the Third Proportional to 1,288,141.50 and 1,749,425.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,141.50 : 1,749,425.25 = 1,749,425.25 : x
2. Step 2: Convert to fraction form
   1,288,141.50/1,749,425.25 = 1,749,425.25/x
3. Step 3: Cross multiply
   1,288,141.50x = 1,749,425.25 × 1,749,425.25
4. Step 4: Simplify right side
   1,288,141.50x = 3,060,488,705,337.56
5. Step 5: Solve for x
   x = 3,060,488,705,337.56/1,288,141.50
6. Step 6: Final answer
   x = 2,375,894.81