Finding the Third Proportional to 1,574,460 and 2,506,490

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574,460 : 2,506,490 = 2,506,490 : x
2. Step 2: Convert to fraction form
   1,574,460/2,506,490 = 2,506,490/x
3. Step 3: Cross multiply
   1,574,460x = 2,506,490 × 2,506,490
4. Step 4: Simplify right side
   1,574,460x = 6,282,492,120,100
5. Step 5: Solve for x
   x = 6,282,492,120,100/1,574,460
6. Step 6: Final answer
   x = 3,990,251.97