Finding the Fourth Proportional to 7,298.66, 10,068.56 and 5,174.64

Step by Step Solution

1. Step 1: Write the proportion equation
   7,298.66 : 10,068.56 = 5,174.64 : x
2. Step 2: Convert to fraction form
   7,298.66/10,068.56 = 5,174.64/x
3. Step 3: Cross multiply
   7,298.66x = 10,068.56 × 5,174.64
4. Step 4: Simplify right side
   7,298.66x = 52,101,173.32
5. Step 5: Solve for x
   x = 52,101,173.32/7,298.66
6. Step 6: Final answer
   x = 7,138.46