Finding the Fourth Proportional to 41,368, 62,061.72 and 13,666

Step by Step Solution

1. Step 1: Write the proportion equation
   41,368 : 62,061.72 = 13,666 : x
2. Step 2: Convert to fraction form
   41,368/62,061.72 = 13,666/x
3. Step 3: Cross multiply
   41,368x = 62,061.72 × 13,666
4. Step 4: Simplify right side
   41,368x = 848,135,465.52
5. Step 5: Solve for x
   x = 848,135,465.52/41,368
6. Step 6: Final answer
   x = 20,502.21