Finding the Third Proportional to 1,666,381 and 2,488,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,381 : 2,488,672 = 2,488,672 : x
2. Step 2: Convert to fraction form
   1,666,381/2,488,672 = 2,488,672/x
3. Step 3: Cross multiply
   1,666,381x = 2,488,672 × 2,488,672
4. Step 4: Simplify right side
   1,666,381x = 6,193,488,323,584
5. Step 5: Solve for x
   x = 6,193,488,323,584/1,666,381
6. Step 6: Final answer
   x = 3,716,730.04