Finding the Third Proportional to 691,020 and 1,066,050

Step by Step Solution

1. Step 1: Write the proportion equation
   691,020 : 1,066,050 = 1,066,050 : x
2. Step 2: Convert to fraction form
   691,020/1,066,050 = 1,066,050/x
3. Step 3: Cross multiply
   691,020x = 1,066,050 × 1,066,050
4. Step 4: Simplify right side
   691,020x = 1,136,462,602,500
5. Step 5: Solve for x
   x = 1,136,462,602,500/691,020
6. Step 6: Final answer
   x = 1,644,616.08