Finding the Fourth Proportional to 6,748.35, 10,100.91 and 3,620.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,748.35 : 10,100.91 = 3,620.67 : x
2. Step 2: Convert to fraction form
   6,748.35/10,100.91 = 3,620.67/x
3. Step 3: Cross multiply
   6,748.35x = 10,100.91 × 3,620.67
4. Step 4: Simplify right side
   6,748.35x = 36,572,061.81
5. Step 5: Solve for x
   x = 36,572,061.81/6,748.35
6. Step 6: Final answer
   x = 5,419.41