Finding the Third Proportional to 261,310.50 and 570,186

Step by Step Solution

1. Step 1: Write the proportion equation
   261,310.50 : 570,186 = 570,186 : x
2. Step 2: Convert to fraction form
   261,310.50/570,186 = 570,186/x
3. Step 3: Cross multiply
   261,310.50x = 570,186 × 570,186
4. Step 4: Simplify right side
   261,310.50x = 325,112,074,596
5. Step 5: Solve for x
   x = 325,112,074,596/261,310.50
6. Step 6: Final answer
   x = 1,244,160.01