Finding the Fourth Proportional to 11,061.42, 16,590.51 and 3,664.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.42 : 16,590.51 = 3,664.50 : x
2. Step 2: Convert to fraction form
   11,061.42/16,590.51 = 3,664.50/x
3. Step 3: Cross multiply
   11,061.42x = 16,590.51 × 3,664.50
4. Step 4: Simplify right side
   11,061.42x = 60,795,923.90
5. Step 5: Solve for x
   x = 60,795,923.90/11,061.42
6. Step 6: Final answer
   x = 5,496.21