Finding the Fourth Proportional to 6,875.48, 9,488.16 and 3,731.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,875.48 : 9,488.16 = 3,731.67 : x
2. Step 2: Convert to fraction form
   6,875.48/9,488.16 = 3,731.67/x
3. Step 3: Cross multiply
   6,875.48x = 9,488.16 × 3,731.67
4. Step 4: Simplify right side
   6,875.48x = 35,406,667.74
5. Step 5: Solve for x
   x = 35,406,667.74/6,875.48
6. Step 6: Final answer
   x = 5,149.70