Finding the Fourth Proportional to 11,663.84, 17,490.69 and 3,342.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,663.84 : 17,490.69 = 3,342.02 : x
2. Step 2: Convert to fraction form
   11,663.84/17,490.69 = 3,342.02/x
3. Step 3: Cross multiply
   11,663.84x = 17,490.69 × 3,342.02
4. Step 4: Simplify right side
   11,663.84x = 58,454,235.79
5. Step 5: Solve for x
   x = 58,454,235.79/11,663.84
6. Step 6: Final answer
   x = 5,011.58