Finding the Fourth Proportional to 7,259.05, 10,019.55 and 4,276.60

Step by Step Solution

1. Step 1: Write the proportion equation
   7,259.05 : 10,019.55 = 4,276.60 : x
2. Step 2: Convert to fraction form
   7,259.05/10,019.55 = 4,276.60/x
3. Step 3: Cross multiply
   7,259.05x = 10,019.55 × 4,276.60
4. Step 4: Simplify right side
   7,259.05x = 42,849,607.53
5. Step 5: Solve for x
   x = 42,849,607.53/7,259.05
6. Step 6: Final answer
   x = 5,902.92