Finding the Fourth Proportional to 11,874.71, 17,812.98 and 3,554.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,874.71 : 17,812.98 = 3,554.12 : x
2. Step 2: Convert to fraction form
   11,874.71/17,812.98 = 3,554.12/x
3. Step 3: Cross multiply
   11,874.71x = 17,812.98 × 3,554.12
4. Step 4: Simplify right side
   11,874.71x = 63,309,513.01
5. Step 5: Solve for x
   x = 63,309,513.01/11,874.71
6. Step 6: Final answer
   x = 5,331.46