Finding the Fourth Proportional to 7,404.51, 10,218.20 and 4,047.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.51 : 10,218.20 = 4,047.32 : x
2. Step 2: Convert to fraction form
   7,404.51/10,218.20 = 4,047.32/x
3. Step 3: Cross multiply
   7,404.51x = 10,218.20 × 4,047.32
4. Step 4: Simplify right side
   7,404.51x = 41,356,360.89
5. Step 5: Solve for x
   x = 41,356,360.89/7,404.51
6. Step 6: Final answer
   x = 5,585.29