Finding the Fourth Proportional to 2,287,688.96, 3,429,302 and 1,089,289.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,688.96 : 3,429,302 = 1,089,289.28 : x
2. Step 2: Convert to fraction form
   2,287,688.96/3,429,302 = 1,089,289.28/x
3. Step 3: Cross multiply
   2,287,688.96x = 3,429,302 × 1,089,289.28
4. Step 4: Simplify right side
   2,287,688.96x = 3,735,501,906,482.56
5. Step 5: Solve for x
   x = 3,735,501,906,482.56/2,287,688.96
6. Step 6: Final answer
   x = 1,632,871.41