Finding the Fourth Proportional to 1,110,404.37, 1,665,606.35 and 605,390.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,110,404.37 : 1,665,606.35 = 605,390.03 : x
2. Step 2: Convert to fraction form
   1,110,404.37/1,665,606.35 = 605,390.03/x
3. Step 3: Cross multiply
   1,110,404.37x = 1,665,606.35 × 605,390.03
4. Step 4: Simplify right side
   1,110,404.37x = 1,008,341,466,839.71
5. Step 5: Solve for x
   x = 1,008,341,466,839.71/1,110,404.37
6. Step 6: Final answer
   x = 908,084.92