Finding the Fourth Proportional to 2,290,602, 3,434,386.55 and 1,092,709.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,602 : 3,434,386.55 = 1,092,709.20 : x
2. Step 2: Convert to fraction form
   2,290,602/3,434,386.55 = 1,092,709.20/x
3. Step 3: Cross multiply
   2,290,602x = 3,434,386.55 × 1,092,709.20
4. Step 4: Simplify right side
   2,290,602x = 3,752,785,774,077.71
5. Step 5: Solve for x
   x = 3,752,785,774,077.71/2,290,602
6. Step 6: Final answer
   x = 1,638,340.39