Finding the Third Proportional to 366,756 and 561,031.88

Step by Step Solution

1. Step 1: Write the proportion equation
   366,756 : 561,031.88 = 561,031.88 : x
2. Step 2: Convert to fraction form
   366,756/561,031.88 = 561,031.88/x
3. Step 3: Cross multiply
   366,756x = 561,031.88 × 561,031.88
4. Step 4: Simplify right side
   366,756x = 314,756,764,766.02
5. Step 5: Solve for x
   x = 314,756,764,766.02/366,756
6. Step 6: Final answer
   x = 858,218.45