Finding the Third Proportional to 1,138,224 and 1,648,584

Step by Step Solution

1. Step 1: Write the proportion equation
   1,138,224 : 1,648,584 = 1,648,584 : x
2. Step 2: Convert to fraction form
   1,138,224/1,648,584 = 1,648,584/x
3. Step 3: Cross multiply
   1,138,224x = 1,648,584 × 1,648,584
4. Step 4: Simplify right side
   1,138,224x = 2,717,829,205,056
5. Step 5: Solve for x
   x = 2,717,829,205,056/1,138,224
6. Step 6: Final answer
   x = 2,387,780.62