Finding the Fourth Proportional to 11,662.42, 17,490.68 and 3,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.42 : 17,490.68 = 3,342.50 : x
2. Step 2: Convert to fraction form
   11,662.42/17,490.68 = 3,342.50/x
3. Step 3: Cross multiply
   11,662.42x = 17,490.68 × 3,342.50
4. Step 4: Simplify right side
   11,662.42x = 58,462,597.90
5. Step 5: Solve for x
   x = 58,462,597.90/11,662.42
6. Step 6: Final answer
   x = 5,012.90