Finding the Fourth Proportional to 10,898.12, 16,347.59 and 3,501.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,898.12 : 16,347.59 = 3,501.61 : x
2. Step 2: Convert to fraction form
   10,898.12/16,347.59 = 3,501.61/x
3. Step 3: Cross multiply
   10,898.12x = 16,347.59 × 3,501.61
4. Step 4: Simplify right side
   10,898.12x = 57,242,884.62
5. Step 5: Solve for x
   x = 57,242,884.62/10,898.12
6. Step 6: Final answer
   x = 5,252.55