Finding the Third Proportional to 1,018,487 and 2,219,584

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,487 : 2,219,584 = 2,219,584 : x
2. Step 2: Convert to fraction form
   1,018,487/2,219,584 = 2,219,584/x
3. Step 3: Cross multiply
   1,018,487x = 2,219,584 × 2,219,584
4. Step 4: Simplify right side
   1,018,487x = 4,926,553,133,056
5. Step 5: Solve for x
   x = 4,926,553,133,056/1,018,487
6. Step 6: Final answer
   x = 4,837,129.13