Finding the Fourth Proportional to 7,308.08, 10,085.88 and 4,164.40

Step by Step Solution

1. Step 1: Write the proportion equation
   7,308.08 : 10,085.88 = 4,164.40 : x
2. Step 2: Convert to fraction form
   7,308.08/10,085.88 = 4,164.40/x
3. Step 3: Cross multiply
   7,308.08x = 10,085.88 × 4,164.40
4. Step 4: Simplify right side
   7,308.08x = 42,001,638.67
5. Step 5: Solve for x
   x = 42,001,638.67/7,308.08
6. Step 6: Final answer
   x = 5,747.29