Finding the Fourth Proportional to 2,222.30, 3,069.70 and 1,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.30 : 3,069.70 = 1,704.72 : x
2. Step 2: Convert to fraction form
   2,222.30/3,069.70 = 1,704.72/x
3. Step 3: Cross multiply
   2,222.30x = 3,069.70 × 1,704.72
4. Step 4: Simplify right side
   2,222.30x = 5,232,978.98
5. Step 5: Solve for x
   x = 5,232,978.98/2,222.30
6. Step 6: Final answer
   x = 2,354.76