Finding the Fourth Proportional to 10,101.25, 13,940.81 and 5,913.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,101.25 : 13,940.81 = 5,913.01 : x
2. Step 2: Convert to fraction form
   10,101.25/13,940.81 = 5,913.01/x
3. Step 3: Cross multiply
   10,101.25x = 13,940.81 × 5,913.01
4. Step 4: Simplify right side
   10,101.25x = 82,432,148.94
5. Step 5: Solve for x
   x = 82,432,148.94/10,101.25
6. Step 6: Final answer
   x = 8,160.59