Finding the Third Proportional to 720,142 and 1,551,092

Step by Step Solution

1. Step 1: Write the proportion equation
   720,142 : 1,551,092 = 1,551,092 : x
2. Step 2: Convert to fraction form
   720,142/1,551,092 = 1,551,092/x
3. Step 3: Cross multiply
   720,142x = 1,551,092 × 1,551,092
4. Step 4: Simplify right side
   720,142x = 2,405,886,392,464
5. Step 5: Solve for x
   x = 2,405,886,392,464/720,142
6. Step 6: Final answer
   x = 3,340,849.99