Finding the Third Proportional to 2,687,777.50 and 5,803,455.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,687,777.50 : 5,803,455.25 = 5,803,455.25 : x
2. Step 2: Convert to fraction form
   2,687,777.50/5,803,455.25 = 5,803,455.25/x
3. Step 3: Cross multiply
   2,687,777.50x = 5,803,455.25 × 5,803,455.25
4. Step 4: Simplify right side
   2,687,777.50x = 33,680,092,838,752.56
5. Step 5: Solve for x
   x = 33,680,092,838,752.56/2,687,777.50
6. Step 6: Final answer
   x = 12,530,833.69