Finding the Third Proportional to 207,130.50 and 443,758.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,130.50 : 443,758.50 = 443,758.50 : x
2. Step 2: Convert to fraction form
   207,130.50/443,758.50 = 443,758.50/x
3. Step 3: Cross multiply
   207,130.50x = 443,758.50 × 443,758.50
4. Step 4: Simplify right side
   207,130.50x = 196,921,606,322.25
5. Step 5: Solve for x
   x = 196,921,606,322.25/207,130.50
6. Step 6: Final answer
   x = 950,712.75