Finding the Third Proportional to 1,607,724 and 2,488,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,724 : 2,488,280 = 2,488,280 : x
2. Step 2: Convert to fraction form
   1,607,724/2,488,280 = 2,488,280/x
3. Step 3: Cross multiply
   1,607,724x = 2,488,280 × 2,488,280
4. Step 4: Simplify right side
   1,607,724x = 6,191,537,358,400
5. Step 5: Solve for x
   x = 6,191,537,358,400/1,607,724
6. Step 6: Final answer
   x = 3,851,119.57