Finding the Fourth Proportional to 23,870.71, 32,960.96 and 21,348.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,870.71 : 32,960.96 = 21,348.37 : x
2. Step 2: Convert to fraction form
   23,870.71/32,960.96 = 21,348.37/x
3. Step 3: Cross multiply
   23,870.71x = 32,960.96 × 21,348.37
4. Step 4: Simplify right side
   23,870.71x = 703,662,769.64
5. Step 5: Solve for x
   x = 703,662,769.64/23,870.71
6. Step 6: Final answer
   x = 29,478.08