Finding the Fourth Proportional to 9,191.64, 13,770.18 and 5,079

Step by Step Solution

1. Step 1: Write the proportion equation
   9,191.64 : 13,770.18 = 5,079 : x
2. Step 2: Convert to fraction form
   9,191.64/13,770.18 = 5,079/x
3. Step 3: Cross multiply
   9,191.64x = 13,770.18 × 5,079
4. Step 4: Simplify right side
   9,191.64x = 69,938,744.22
5. Step 5: Solve for x
   x = 69,938,744.22/9,191.64
6. Step 6: Final answer
   x = 7,608.95