Finding the Third Proportional to 443,281.50 and 918,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,281.50 : 918,094.50 = 918,094.50 : x
2. Step 2: Convert to fraction form
   443,281.50/918,094.50 = 918,094.50/x
3. Step 3: Cross multiply
   443,281.50x = 918,094.50 × 918,094.50
4. Step 4: Simplify right side
   443,281.50x = 842,897,510,930.25
5. Step 5: Solve for x
   x = 842,897,510,930.25/443,281.50
6. Step 6: Final answer
   x = 1,901,494.90