Finding the Fourth Proportional to 2,238,906.02, 3,089,476.83 and 1,308,831.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,906.02 : 3,089,476.83 = 1,308,831.20 : x
2. Step 2: Convert to fraction form
   2,238,906.02/3,089,476.83 = 1,308,831.20/x
3. Step 3: Cross multiply
   2,238,906.02x = 3,089,476.83 × 1,308,831.20
4. Step 4: Simplify right side
   2,238,906.02x = 4,043,603,666,781.10
5. Step 5: Solve for x
   x = 4,043,603,666,781.10/2,238,906.02
6. Step 6: Final answer
   x = 1,806,062.26