Finding the Fourth Proportional to 10,068.50, 15,104.91 and 3,912.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,068.50 : 15,104.91 = 3,912.50 : x
2. Step 2: Convert to fraction form
   10,068.50/15,104.91 = 3,912.50/x
3. Step 3: Cross multiply
   10,068.50x = 15,104.91 × 3,912.50
4. Step 4: Simplify right side
   10,068.50x = 59,097,960.38
5. Step 5: Solve for x
   x = 59,097,960.38/10,068.50
6. Step 6: Final answer
   x = 5,869.59