Finding the Third Proportional to 1,569,800 and 3,390,555

Step by Step Solution

1. Step 1: Write the proportion equation
   1,569,800 : 3,390,555 = 3,390,555 : x
2. Step 2: Convert to fraction form
   1,569,800/3,390,555 = 3,390,555/x
3. Step 3: Cross multiply
   1,569,800x = 3,390,555 × 3,390,555
4. Step 4: Simplify right side
   1,569,800x = 11,495,863,208,025
5. Step 5: Solve for x
   x = 11,495,863,208,025/1,569,800
6. Step 6: Final answer
   x = 7,323,138.75