Finding the Third Proportional to 759,642 and 1,636,290

Step by Step Solution

1. Step 1: Write the proportion equation
   759,642 : 1,636,290 = 1,636,290 : x
2. Step 2: Convert to fraction form
   759,642/1,636,290 = 1,636,290/x
3. Step 3: Cross multiply
   759,642x = 1,636,290 × 1,636,290
4. Step 4: Simplify right side
   759,642x = 2,677,444,964,100
5. Step 5: Solve for x
   x = 2,677,444,964,100/759,642
6. Step 6: Final answer
   x = 3,524,614.18