Finding the Third Proportional to 558,518 and 1,205,594

Step by Step Solution

1. Step 1: Write the proportion equation
   558,518 : 1,205,594 = 1,205,594 : x
2. Step 2: Convert to fraction form
   558,518/1,205,594 = 1,205,594/x
3. Step 3: Cross multiply
   558,518x = 1,205,594 × 1,205,594
4. Step 4: Simplify right side
   558,518x = 1,453,456,892,836
5. Step 5: Solve for x
   x = 1,453,456,892,836/558,518
6. Step 6: Final answer
   x = 2,602,345.66