Finding the Third Proportional to 1,291,352 and 3,000,860

Step by Step Solution

1. Step 1: Write the proportion equation
   1,291,352 : 3,000,860 = 3,000,860 : x
2. Step 2: Convert to fraction form
   1,291,352/3,000,860 = 3,000,860/x
3. Step 3: Cross multiply
   1,291,352x = 3,000,860 × 3,000,860
4. Step 4: Simplify right side
   1,291,352x = 9,005,160,739,600
5. Step 5: Solve for x
   x = 9,005,160,739,600/1,291,352
6. Step 6: Final answer
   x = 6,973,436.17