Finding the Fourth Proportional to 9,100.94, 13,635.18 and 4,938.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,100.94 : 13,635.18 = 4,938.30 : x
2. Step 2: Convert to fraction form
   9,100.94/13,635.18 = 4,938.30/x
3. Step 3: Cross multiply
   9,100.94x = 13,635.18 × 4,938.30
4. Step 4: Simplify right side
   9,100.94x = 67,334,609.39
5. Step 5: Solve for x
   x = 67,334,609.39/9,100.94
6. Step 6: Final answer
   x = 7,398.65