Finding the Fourth Proportional to 11,112.35, 16,665.05 and 3,715.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,112.35 : 16,665.05 = 3,715.08 : x
2. Step 2: Convert to fraction form
   11,112.35/16,665.05 = 3,715.08/x
3. Step 3: Cross multiply
   11,112.35x = 16,665.05 × 3,715.08
4. Step 4: Simplify right side
   11,112.35x = 61,912,034.49
5. Step 5: Solve for x
   x = 61,912,034.49/11,112.35
6. Step 6: Final answer
   x = 5,571.46