Finding the Third Proportional to 1,358,240 and 1,838,064

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,240 : 1,838,064 = 1,838,064 : x
2. Step 2: Convert to fraction form
   1,358,240/1,838,064 = 1,838,064/x
3. Step 3: Cross multiply
   1,358,240x = 1,838,064 × 1,838,064
4. Step 4: Simplify right side
   1,358,240x = 3,378,479,268,096
5. Step 5: Solve for x
   x = 3,378,479,268,096/1,358,240
6. Step 6: Final answer
   x = 2,487,394.91