Finding the Fourth Proportional to 6,111.52, 8,430.85 and 4,225.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.52 : 8,430.85 = 4,225.03 : x
2. Step 2: Convert to fraction form
   6,111.52/8,430.85 = 4,225.03/x
3. Step 3: Cross multiply
   6,111.52x = 8,430.85 × 4,225.03
4. Step 4: Simplify right side
   6,111.52x = 35,620,594.18
5. Step 5: Solve for x
   x = 35,620,594.18/6,111.52
6. Step 6: Final answer
   x = 5,828.43