Finding the Fourth Proportional to 37,142.10, 55,664.55 and 14,937.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,142.10 : 55,664.55 = 14,937.30 : x
2. Step 2: Convert to fraction form
   37,142.10/55,664.55 = 14,937.30/x
3. Step 3: Cross multiply
   37,142.10x = 55,664.55 × 14,937.30
4. Step 4: Simplify right side
   37,142.10x = 831,478,082.72
5. Step 5: Solve for x
   x = 831,478,082.72/37,142.10
6. Step 6: Final answer
   x = 22,386.40