Finding the Fourth Proportional to 7,404.76, 10,214.10 and 4,886.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.76 : 10,214.10 = 4,886.88 : x
2. Step 2: Convert to fraction form
   7,404.76/10,214.10 = 4,886.88/x
3. Step 3: Cross multiply
   7,404.76x = 10,214.10 × 4,886.88
4. Step 4: Simplify right side
   7,404.76x = 49,915,081.01
5. Step 5: Solve for x
   x = 49,915,081.01/7,404.76
6. Step 6: Final answer
   x = 6,740.95