Finding the Third Proportional to 1,604,640 and 2,357,838

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604,640 : 2,357,838 = 2,357,838 : x
2. Step 2: Convert to fraction form
   1,604,640/2,357,838 = 2,357,838/x
3. Step 3: Cross multiply
   1,604,640x = 2,357,838 × 2,357,838
4. Step 4: Simplify right side
   1,604,640x = 5,559,400,034,244
5. Step 5: Solve for x
   x = 5,559,400,034,244/1,604,640
6. Step 6: Final answer
   x = 3,464,577.75