Finding the Third Proportional to 715,408 and 1,516,100

Step by Step Solution

1. Step 1: Write the proportion equation
   715,408 : 1,516,100 = 1,516,100 : x
2. Step 2: Convert to fraction form
   715,408/1,516,100 = 1,516,100/x
3. Step 3: Cross multiply
   715,408x = 1,516,100 × 1,516,100
4. Step 4: Simplify right side
   715,408x = 2,298,559,210,000
5. Step 5: Solve for x
   x = 2,298,559,210,000/715,408
6. Step 6: Final answer
   x = 3,212,934.73