Finding the Fourth Proportional to 6,892.72, 9,512.01 and 3,748.91

Step by Step Solution

1. Step 1: Write the proportion equation
   6,892.72 : 9,512.01 = 3,748.91 : x
2. Step 2: Convert to fraction form
   6,892.72/9,512.01 = 3,748.91/x
3. Step 3: Cross multiply
   6,892.72x = 9,512.01 × 3,748.91
4. Step 4: Simplify right side
   6,892.72x = 35,659,621.85
5. Step 5: Solve for x
   x = 35,659,621.85/6,892.72
6. Step 6: Final answer
   x = 5,173.52