Finding the Fourth Proportional to 23,096.72, 34,647.29 and 10,620.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,096.72 : 34,647.29 = 10,620.21 : x
2. Step 2: Convert to fraction form
   23,096.72/34,647.29 = 10,620.21/x
3. Step 3: Cross multiply
   23,096.72x = 34,647.29 × 10,620.21
4. Step 4: Simplify right side
   23,096.72x = 367,961,672.12
5. Step 5: Solve for x
   x = 367,961,672.12/23,096.72
6. Step 6: Final answer
   x = 15,931.34