Finding the Fourth Proportional to 37,139.82, 55,703.76 and 10,838.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,139.82 : 55,703.76 = 10,838.40 : x
2. Step 2: Convert to fraction form
   37,139.82/55,703.76 = 10,838.40/x
3. Step 3: Cross multiply
   37,139.82x = 55,703.76 × 10,838.40
4. Step 4: Simplify right side
   37,139.82x = 603,739,632.38
5. Step 5: Solve for x
   x = 603,739,632.38/37,139.82
6. Step 6: Final answer
   x = 16,255.86