Finding the Third Proportional to 1,992,474 and 3,113,127

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,474 : 3,113,127 = 3,113,127 : x
2. Step 2: Convert to fraction form
   1,992,474/3,113,127 = 3,113,127/x
3. Step 3: Cross multiply
   1,992,474x = 3,113,127 × 3,113,127
4. Step 4: Simplify right side
   1,992,474x = 9,691,559,718,129
5. Step 5: Solve for x
   x = 9,691,559,718,129/1,992,474
6. Step 6: Final answer
   x = 4,864,083.40