Finding the Third Proportional to 715,392 and 1,516,077

Step by Step Solution

1. Step 1: Write the proportion equation
   715,392 : 1,516,077 = 1,516,077 : x
2. Step 2: Convert to fraction form
   715,392/1,516,077 = 1,516,077/x
3. Step 3: Cross multiply
   715,392x = 1,516,077 × 1,516,077
4. Step 4: Simplify right side
   715,392x = 2,298,489,469,929
5. Step 5: Solve for x
   x = 2,298,489,469,929/715,392
6. Step 6: Final answer
   x = 3,212,909.10