Finding the Third Proportional to 1,260,528 and 2,698,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,528 : 2,698,248 = 2,698,248 : x
2. Step 2: Convert to fraction form
   1,260,528/2,698,248 = 2,698,248/x
3. Step 3: Cross multiply
   1,260,528x = 2,698,248 × 2,698,248
4. Step 4: Simplify right side
   1,260,528x = 7,280,542,269,504
5. Step 5: Solve for x
   x = 7,280,542,269,504/1,260,528
6. Step 6: Final answer
   x = 5,775,787.82