Finding the Fourth Proportional to 5,003.72, 7,499.94 and 3,051.64

Step by Step Solution

1. Step 1: Write the proportion equation
   5,003.72 : 7,499.94 = 3,051.64 : x
2. Step 2: Convert to fraction form
   5,003.72/7,499.94 = 3,051.64/x
3. Step 3: Cross multiply
   5,003.72x = 7,499.94 × 3,051.64
4. Step 4: Simplify right side
   5,003.72x = 22,887,116.90
5. Step 5: Solve for x
   x = 22,887,116.90/5,003.72
6. Step 6: Final answer
   x = 4,574.02