Finding the Fourth Proportional to 10,742.39, 16,094.52 and 4,488.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,742.39 : 16,094.52 = 4,488.64 : x
2. Step 2: Convert to fraction form
   10,742.39/16,094.52 = 4,488.64/x
3. Step 3: Cross multiply
   10,742.39x = 16,094.52 × 4,488.64
4. Step 4: Simplify right side
   10,742.39x = 72,242,506.25
5. Step 5: Solve for x
   x = 72,242,506.25/10,742.39
6. Step 6: Final answer
   x = 6,724.99