Finding the Fourth Proportional to 11,333.48, 17,005.80 and 5,097.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,333.48 : 17,005.80 = 5,097.90 : x
2. Step 2: Convert to fraction form
   11,333.48/17,005.80 = 5,097.90/x
3. Step 3: Cross multiply
   11,333.48x = 17,005.80 × 5,097.90
4. Step 4: Simplify right side
   11,333.48x = 86,693,867.82
5. Step 5: Solve for x
   x = 86,693,867.82/11,333.48
6. Step 6: Final answer
   x = 7,649.36