Finding the Fourth Proportional to 10,739.34, 16,113.60 and 5,812.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,739.34 : 16,113.60 = 5,812.47 : x
2. Step 2: Convert to fraction form
   10,739.34/16,113.60 = 5,812.47/x
3. Step 3: Cross multiply
   10,739.34x = 16,113.60 × 5,812.47
4. Step 4: Simplify right side
   10,739.34x = 93,659,816.59
5. Step 5: Solve for x
   x = 93,659,816.59/10,739.34
6. Step 6: Final answer
   x = 8,721.19