Finding the Third Proportional to 443,371.25 and 918,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,371.25 : 918,272.50 = 918,272.50 : x
2. Step 2: Convert to fraction form
   443,371.25/918,272.50 = 918,272.50/x
3. Step 3: Cross multiply
   443,371.25x = 918,272.50 × 918,272.50
4. Step 4: Simplify right side
   443,371.25x = 843,224,384,256.25
5. Step 5: Solve for x
   x = 843,224,384,256.25/443,371.25
6. Step 6: Final answer
   x = 1,901,847.23