Finding the Fourth Proportional to 3,071.39, 4,607.07 and 1,222.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.39 : 4,607.07 = 1,222.01 : x
2. Step 2: Convert to fraction form
   3,071.39/4,607.07 = 1,222.01/x
3. Step 3: Cross multiply
   3,071.39x = 4,607.07 × 1,222.01
4. Step 4: Simplify right side
   3,071.39x = 5,629,885.61
5. Step 5: Solve for x
   x = 5,629,885.61/3,071.39
6. Step 6: Final answer
   x = 1,833.01