Finding the Fourth Proportional to 13,068.71, 19,601.80 and 3,708.65

Step by Step Solution

1. Step 1: Write the proportion equation
   13,068.71 : 19,601.80 = 3,708.65 : x
2. Step 2: Convert to fraction form
   13,068.71/19,601.80 = 3,708.65/x
3. Step 3: Cross multiply
   13,068.71x = 19,601.80 × 3,708.65
4. Step 4: Simplify right side
   13,068.71x = 72,696,255.30
5. Step 5: Solve for x
   x = 72,696,255.30/13,068.71
6. Step 6: Final answer
   x = 5,562.62