Finding the Fourth Proportional to 7,404.94, 10,218.86 and 4,047.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.94 : 10,218.86 = 4,047.76 : x
2. Step 2: Convert to fraction form
   7,404.94/10,218.86 = 4,047.76/x
3. Step 3: Cross multiply
   7,404.94x = 10,218.86 × 4,047.76
4. Step 4: Simplify right side
   7,404.94x = 41,363,492.75
5. Step 5: Solve for x
   x = 41,363,492.75/7,404.94
6. Step 6: Final answer
   x = 5,585.93