Finding the Third Proportional to 3,149,712 and 4,886,352

Step by Step Solution

1. Step 1: Write the proportion equation
   3,149,712 : 4,886,352 = 4,886,352 : x
2. Step 2: Convert to fraction form
   3,149,712/4,886,352 = 4,886,352/x
3. Step 3: Cross multiply
   3,149,712x = 4,886,352 × 4,886,352
4. Step 4: Simplify right side
   3,149,712x = 23,876,435,867,904
5. Step 5: Solve for x
   x = 23,876,435,867,904/3,149,712
6. Step 6: Final answer
   x = 7,580,513.99