Finding the Fourth Proportional to 11,061.03, 16,585.43 and 4,390.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.03 : 16,585.43 = 4,390.77 : x
2. Step 2: Convert to fraction form
   11,061.03/16,585.43 = 4,390.77/x
3. Step 3: Cross multiply
   11,061.03x = 16,585.43 × 4,390.77
4. Step 4: Simplify right side
   11,061.03x = 72,822,808.48
5. Step 5: Solve for x
   x = 72,822,808.48/11,061.03
6. Step 6: Final answer
   x = 6,583.73