Finding the Third Proportional to 265,425.50 and 573,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   265,425.50 : 573,085.50 = 573,085.50 : x
2. Step 2: Convert to fraction form
   265,425.50/573,085.50 = 573,085.50/x
3. Step 3: Cross multiply
   265,425.50x = 573,085.50 × 573,085.50
4. Step 4: Simplify right side
   265,425.50x = 328,426,990,310.25
5. Step 5: Solve for x
   x = 328,426,990,310.25/265,425.50
6. Step 6: Final answer
   x = 1,237,360.35