Finding the Third Proportional to 566,376 and 857,791.50

Step by Step Solution

1. Step 1: Write the proportion equation
   566,376 : 857,791.50 = 857,791.50 : x
2. Step 2: Convert to fraction form
   566,376/857,791.50 = 857,791.50/x
3. Step 3: Cross multiply
   566,376x = 857,791.50 × 857,791.50
4. Step 4: Simplify right side
   566,376x = 735,806,257,472.25
5. Step 5: Solve for x
   x = 735,806,257,472.25/566,376
6. Step 6: Final answer
   x = 1,299,148.02