Finding the Fourth Proportional to 11,002.10, 16,504.28 and 3,210.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.10 : 16,504.28 = 3,210.93 : x
2. Step 2: Convert to fraction form
   11,002.10/16,504.28 = 3,210.93/x
3. Step 3: Cross multiply
   11,002.10x = 16,504.28 × 3,210.93
4. Step 4: Simplify right side
   11,002.10x = 52,994,071.73
5. Step 5: Solve for x
   x = 52,994,071.73/11,002.10
6. Step 6: Final answer
   x = 4,816.73