Finding the Fourth Proportional to 23,665.77, 35,492.57 and 7,021.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,665.77 : 35,492.57 = 7,021.86 : x
2. Step 2: Convert to fraction form
   23,665.77/35,492.57 = 7,021.86/x
3. Step 3: Cross multiply
   23,665.77x = 35,492.57 × 7,021.86
4. Step 4: Simplify right side
   23,665.77x = 249,223,857.58
5. Step 5: Solve for x
   x = 249,223,857.58/23,665.77
6. Step 6: Final answer
   x = 10,530.99