Finding the Fourth Proportional to 11,492.01, 15,861.15 and 7,019.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,492.01 : 15,861.15 = 7,019.73 : x
2. Step 2: Convert to fraction form
   11,492.01/15,861.15 = 7,019.73/x
3. Step 3: Cross multiply
   11,492.01x = 15,861.15 × 7,019.73
4. Step 4: Simplify right side
   11,492.01x = 111,340,990.49
5. Step 5: Solve for x
   x = 111,340,990.49/11,492.01
6. Step 6: Final answer
   x = 9,688.56