Finding the Third Proportional to 554,187.50 and 1,199,456

Step by Step Solution

1. Step 1: Write the proportion equation
   554,187.50 : 1,199,456 = 1,199,456 : x
2. Step 2: Convert to fraction form
   554,187.50/1,199,456 = 1,199,456/x
3. Step 3: Cross multiply
   554,187.50x = 1,199,456 × 1,199,456
4. Step 4: Simplify right side
   554,187.50x = 1,438,694,695,936
5. Step 5: Solve for x
   x = 1,438,694,695,936/554,187.50
6. Step 6: Final answer
   x = 2,596,043.21