Finding the Fourth Proportional to 37,061.55, 55,601.18 and 12,101.65

Step by Step Solution

1. Step 1: Write the proportion equation
   37,061.55 : 55,601.18 = 12,101.65 : x
2. Step 2: Convert to fraction form
   37,061.55/55,601.18 = 12,101.65/x
3. Step 3: Cross multiply
   37,061.55x = 55,601.18 × 12,101.65
4. Step 4: Simplify right side
   37,061.55x = 672,866,019.95
5. Step 5: Solve for x
   x = 672,866,019.95/37,061.55
6. Step 6: Final answer
   x = 18,155.37