Finding the Fourth Proportional to 31,200.40, 46,748.76 and 21,946.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,200.40 : 46,748.76 = 21,946.96 : x
2. Step 2: Convert to fraction form
   31,200.40/46,748.76 = 21,946.96/x
3. Step 3: Cross multiply
   31,200.40x = 46,748.76 × 21,946.96
4. Step 4: Simplify right side
   31,200.40x = 1,025,993,165.77
5. Step 5: Solve for x
   x = 1,025,993,165.77/31,200.40
6. Step 6: Final answer
   x = 32,883.97