Finding the Fourth Proportional to 11,719.03, 17,580.89 and 4,323.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,719.03 : 17,580.89 = 4,323.53 : x
2. Step 2: Convert to fraction form
   11,719.03/17,580.89 = 4,323.53/x
3. Step 3: Cross multiply
   11,719.03x = 17,580.89 × 4,323.53
4. Step 4: Simplify right side
   11,719.03x = 76,011,428.25
5. Step 5: Solve for x
   x = 76,011,428.25/11,719.03
6. Step 6: Final answer
   x = 6,486.15