Finding the Fourth Proportional to 2,072,730.32, 3,109,095.52 and 809,672.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072,730.32 : 3,109,095.52 = 809,672.18 : x
2. Step 2: Convert to fraction form
   2,072,730.32/3,109,095.52 = 809,672.18/x
3. Step 3: Cross multiply
   2,072,730.32x = 3,109,095.52 × 809,672.18
4. Step 4: Simplify right side
   2,072,730.32x = 2,517,348,147,506.63
5. Step 5: Solve for x
   x = 2,517,348,147,506.63/2,072,730.32
6. Step 6: Final answer
   x = 1,214,508.29