Finding the Third Proportional to 443,142 and 966,487.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,142 : 966,487.50 = 966,487.50 : x
2. Step 2: Convert to fraction form
   443,142/966,487.50 = 966,487.50/x
3. Step 3: Cross multiply
   443,142x = 966,487.50 × 966,487.50
4. Step 4: Simplify right side
   443,142x = 934,098,087,656.25
5. Step 5: Solve for x
   x = 934,098,087,656.25/443,142
6. Step 6: Final answer
   x = 2,107,897.89