Finding the Third Proportional to 2,931,080 and 6,363,490

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931,080 : 6,363,490 = 6,363,490 : x
2. Step 2: Convert to fraction form
   2,931,080/6,363,490 = 6,363,490/x
3. Step 3: Cross multiply
   2,931,080x = 6,363,490 × 6,363,490
4. Step 4: Simplify right side
   2,931,080x = 40,494,004,980,100
5. Step 5: Solve for x
   x = 40,494,004,980,100/2,931,080
6. Step 6: Final answer
   x = 13,815,387.15