Finding the Fourth Proportional to 23,099.34, 34,467.63 and 21,688.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,099.34 : 34,467.63 = 21,688.68 : x
2. Step 2: Convert to fraction form
   23,099.34/34,467.63 = 21,688.68/x
3. Step 3: Cross multiply
   23,099.34x = 34,467.63 × 21,688.68
4. Step 4: Simplify right side
   23,099.34x = 747,557,397.43
5. Step 5: Solve for x
   x = 747,557,397.43/23,099.34
6. Step 6: Final answer
   x = 32,362.72