Finding the Third Proportional to 715,400 and 1,516,092

Step by Step Solution

1. Step 1: Write the proportion equation
   715,400 : 1,516,092 = 1,516,092 : x
2. Step 2: Convert to fraction form
   715,400/1,516,092 = 1,516,092/x
3. Step 3: Cross multiply
   715,400x = 1,516,092 × 1,516,092
4. Step 4: Simplify right side
   715,400x = 2,298,534,952,464
5. Step 5: Solve for x
   x = 2,298,534,952,464/715,400
6. Step 6: Final answer
   x = 3,212,936.75