Finding the Fourth Proportional to 23,278, 32,123.64 and 13,342

Step by Step Solution

1. Step 1: Write the proportion equation
   23,278 : 32,123.64 = 13,342 : x
2. Step 2: Convert to fraction form
   23,278/32,123.64 = 13,342/x
3. Step 3: Cross multiply
   23,278x = 32,123.64 × 13,342
4. Step 4: Simplify right side
   23,278x = 428,593,604.88
5. Step 5: Solve for x
   x = 428,593,604.88/23,278
6. Step 6: Final answer
   x = 18,411.96