Finding the Third Proportional to 2,487,248 and 5,315,776

Step by Step Solution

1. Step 1: Write the proportion equation
   2,487,248 : 5,315,776 = 5,315,776 : x
2. Step 2: Convert to fraction form
   2,487,248/5,315,776 = 5,315,776/x
3. Step 3: Cross multiply
   2,487,248x = 5,315,776 × 5,315,776
4. Step 4: Simplify right side
   2,487,248x = 28,257,474,482,176
5. Step 5: Solve for x
   x = 28,257,474,482,176/2,487,248
6. Step 6: Final answer
   x = 11,360,939.67