Finding the Fourth Proportional to 45,601.83, 62,931.58 and 28,606.79

Step by Step Solution

1. Step 1: Write the proportion equation
   45,601.83 : 62,931.58 = 28,606.79 : x
2. Step 2: Convert to fraction form
   45,601.83/62,931.58 = 28,606.79/x
3. Step 3: Cross multiply
   45,601.83x = 62,931.58 × 28,606.79
4. Step 4: Simplify right side
   45,601.83x = 1,800,270,178.77
5. Step 5: Solve for x
   x = 1,800,270,178.77/45,601.83
6. Step 6: Final answer
   x = 39,478.03