Finding the Fourth Proportional to 9,967.23, 13,756.05 and 5,719.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.23 : 13,756.05 = 5,719.01 : x
2. Step 2: Convert to fraction form
   9,967.23/13,756.05 = 5,719.01/x
3. Step 3: Cross multiply
   9,967.23x = 13,756.05 × 5,719.01
4. Step 4: Simplify right side
   9,967.23x = 78,670,918.73
5. Step 5: Solve for x
   x = 78,670,918.73/9,967.23
6. Step 6: Final answer
   x = 7,892.96