Finding the Fourth Proportional to 11,650.50, 17,477.82 and 5,406.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,650.50 : 17,477.82 = 5,406.30 : x
2. Step 2: Convert to fraction form
   11,650.50/17,477.82 = 5,406.30/x
3. Step 3: Cross multiply
   11,650.50x = 17,477.82 × 5,406.30
4. Step 4: Simplify right side
   11,650.50x = 94,490,338.27
5. Step 5: Solve for x
   x = 94,490,338.27/11,650.50
6. Step 6: Final answer
   x = 8,110.41