Finding the Third Proportional to 1,680,352 and 2,551,596

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,352 : 2,551,596 = 2,551,596 : x
2. Step 2: Convert to fraction form
   1,680,352/2,551,596 = 2,551,596/x
3. Step 3: Cross multiply
   1,680,352x = 2,551,596 × 2,551,596
4. Step 4: Simplify right side
   1,680,352x = 6,510,642,147,216
5. Step 5: Solve for x
   x = 6,510,642,147,216/1,680,352
6. Step 6: Final answer
   x = 3,874,570.42