Finding the Fourth Proportional to 10,699.34, 16,044.90 and 3,678.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,699.34 : 16,044.90 = 3,678.04 : x
2. Step 2: Convert to fraction form
   10,699.34/16,044.90 = 3,678.04/x
3. Step 3: Cross multiply
   10,699.34x = 16,044.90 × 3,678.04
4. Step 4: Simplify right side
   10,699.34x = 59,013,784.00
5. Step 5: Solve for x
   x = 59,013,784.00/10,699.34
6. Step 6: Final answer
   x = 5,515.65