Finding the Third Proportional to 1,203,594 and 1,869,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,203,594 : 1,869,678 = 1,869,678 : x
2. Step 2: Convert to fraction form
   1,203,594/1,869,678 = 1,869,678/x
3. Step 3: Cross multiply
   1,203,594x = 1,869,678 × 1,869,678
4. Step 4: Simplify right side
   1,203,594x = 3,495,695,823,684
5. Step 5: Solve for x
   x = 3,495,695,823,684/1,203,594
6. Step 6: Final answer
   x = 2,904,381.23