Finding the Third Proportional to 264,871.69 and 573,210

Step by Step Solution

1. Step 1: Write the proportion equation
   264,871.69 : 573,210 = 573,210 : x
2. Step 2: Convert to fraction form
   264,871.69/573,210 = 573,210/x
3. Step 3: Cross multiply
   264,871.69x = 573,210 × 573,210
4. Step 4: Simplify right side
   264,871.69x = 328,569,704,100
5. Step 5: Solve for x
   x = 328,569,704,100/264,871.69
6. Step 6: Final answer
   x = 1,240,486.32