Finding the Fourth Proportional to 10,759.98, 16,140.03 and 4,912.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,759.98 : 16,140.03 = 4,912.50 : x
2. Step 2: Convert to fraction form
   10,759.98/16,140.03 = 4,912.50/x
3. Step 3: Cross multiply
   10,759.98x = 16,140.03 × 4,912.50
4. Step 4: Simplify right side
   10,759.98x = 79,287,897.38
5. Step 5: Solve for x
   x = 79,287,897.38/10,759.98
6. Step 6: Final answer
   x = 7,368.78