Finding the Fourth Proportional to 5,404.59, 8,099.60 and 4,763.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.59 : 8,099.60 = 4,763.07 : x
2. Step 2: Convert to fraction form
   5,404.59/8,099.60 = 4,763.07/x
3. Step 3: Cross multiply
   5,404.59x = 8,099.60 × 4,763.07
4. Step 4: Simplify right side
   5,404.59x = 38,578,937.96
5. Step 5: Solve for x
   x = 38,578,937.96/5,404.59
6. Step 6: Final answer
   x = 7,138.18