Finding the Fourth Proportional to 2,626,078.52, 3,940,888.06 and 920,237.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,626,078.52 : 3,940,888.06 = 920,237.16 : x
2. Step 2: Convert to fraction form
   2,626,078.52/3,940,888.06 = 920,237.16/x
3. Step 3: Cross multiply
   2,626,078.52x = 3,940,888.06 × 920,237.16
4. Step 4: Simplify right side
   2,626,078.52x = 3,626,551,636,212.31
5. Step 5: Solve for x
   x = 3,626,551,636,212.31/2,626,078.52
6. Step 6: Final answer
   x = 1,380,976.09