Finding the Third Proportional to 442,948.50 and 977,265

Step by Step Solution

1. Step 1: Write the proportion equation
   442,948.50 : 977,265 = 977,265 : x
2. Step 2: Convert to fraction form
   442,948.50/977,265 = 977,265/x
3. Step 3: Cross multiply
   442,948.50x = 977,265 × 977,265
4. Step 4: Simplify right side
   442,948.50x = 955,046,880,225
5. Step 5: Solve for x
   x = 955,046,880,225/442,948.50
6. Step 6: Final answer
   x = 2,156,112.69