Finding the Fourth Proportional to 23,688.23, 35,526.15 and 7,043.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,688.23 : 35,526.15 = 7,043.78 : x
2. Step 2: Convert to fraction form
   23,688.23/35,526.15 = 7,043.78/x
3. Step 3: Cross multiply
   23,688.23x = 35,526.15 × 7,043.78
4. Step 4: Simplify right side
   23,688.23x = 250,238,384.85
5. Step 5: Solve for x
   x = 250,238,384.85/23,688.23
6. Step 6: Final answer
   x = 10,563.83