Finding the Fourth Proportional to 7,419.29, 10,238.75 and 4,062.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,419.29 : 10,238.75 = 4,062.05 : x
2. Step 2: Convert to fraction form
   7,419.29/10,238.75 = 4,062.05/x
3. Step 3: Cross multiply
   7,419.29x = 10,238.75 × 4,062.05
4. Step 4: Simplify right side
   7,419.29x = 41,590,319.72
5. Step 5: Solve for x
   x = 41,590,319.72/7,419.29
6. Step 6: Final answer
   x = 5,605.70