Finding the Fourth Proportional to 4,666.30, 6,437.39 and 3,072.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,666.30 : 6,437.39 = 3,072.52 : x
2. Step 2: Convert to fraction form
   4,666.30/6,437.39 = 3,072.52/x
3. Step 3: Cross multiply
   4,666.30x = 6,437.39 × 3,072.52
4. Step 4: Simplify right side
   4,666.30x = 19,779,009.52
5. Step 5: Solve for x
   x = 19,779,009.52/4,666.30
6. Step 6: Final answer
   x = 4,238.69