Finding the Fourth Proportional to 2,287,828.22, 3,429,623.33 and 847,709.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,828.22 : 3,429,623.33 = 847,709.22 : x
2. Step 2: Convert to fraction form
   2,287,828.22/3,429,623.33 = 847,709.22/x
3. Step 3: Cross multiply
   2,287,828.22x = 3,429,623.33 × 847,709.22
4. Step 4: Simplify right side
   2,287,828.22x = 2,907,323,320,123.81
5. Step 5: Solve for x
   x = 2,907,323,320,123.81/2,287,828.22
6. Step 6: Final answer
   x = 1,270,778.68