Finding the Fourth Proportional to 11,385.09, 17,068.05 and 4,361.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,385.09 : 17,068.05 = 4,361.31 : x
2. Step 2: Convert to fraction form
   11,385.09/17,068.05 = 4,361.31/x
3. Step 3: Cross multiply
   11,385.09x = 17,068.05 × 4,361.31
4. Step 4: Simplify right side
   11,385.09x = 74,439,057.15
5. Step 5: Solve for x
   x = 74,439,057.15/11,385.09
6. Step 6: Final answer
   x = 6,538.29