Finding the Fourth Proportional to 11,630.21, 17,451.18 and 5,383.19

Step by Step Solution

1. Step 1: Write the proportion equation
   11,630.21 : 17,451.18 = 5,383.19 : x
2. Step 2: Convert to fraction form
   11,630.21/17,451.18 = 5,383.19/x
3. Step 3: Cross multiply
   11,630.21x = 17,451.18 × 5,383.19
4. Step 4: Simplify right side
   11,630.21x = 93,943,061.29
5. Step 5: Solve for x
   x = 93,943,061.29/11,630.21
6. Step 6: Final answer
   x = 8,077.51