Finding the Fourth Proportional to 31,151.83, 46,709.79 and 21,303.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,151.83 : 46,709.79 = 21,303.04 : x
2. Step 2: Convert to fraction form
   31,151.83/46,709.79 = 21,303.04/x
3. Step 3: Cross multiply
   31,151.83x = 46,709.79 × 21,303.04
4. Step 4: Simplify right side
   31,151.83x = 995,060,524.76
5. Step 5: Solve for x
   x = 995,060,524.76/31,151.83
6. Step 6: Final answer
   x = 31,942.28