Finding the Third Proportional to 1,685,160 and 3,607,488

Step by Step Solution

1. Step 1: Write the proportion equation
   1,685,160 : 3,607,488 = 3,607,488 : x
2. Step 2: Convert to fraction form
   1,685,160/3,607,488 = 3,607,488/x
3. Step 3: Cross multiply
   1,685,160x = 3,607,488 × 3,607,488
4. Step 4: Simplify right side
   1,685,160x = 13,013,969,670,144
5. Step 5: Solve for x
   x = 13,013,969,670,144/1,685,160
6. Step 6: Final answer
   x = 7,722,690.82