Finding the Fourth Proportional to 37,134.18, 55,672.05 and 18,401.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,134.18 : 55,672.05 = 18,401.34 : x
2. Step 2: Convert to fraction form
   37,134.18/55,672.05 = 18,401.34/x
3. Step 3: Cross multiply
   37,134.18x = 55,672.05 × 18,401.34
4. Step 4: Simplify right side
   37,134.18x = 1,024,440,320.55
5. Step 5: Solve for x
   x = 1,024,440,320.55/37,134.18
6. Step 6: Final answer
   x = 27,587.53