Finding the Fourth Proportional to 31,076.64, 46,595.52 and 14,426.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,076.64 : 46,595.52 = 14,426.28 : x
2. Step 2: Convert to fraction form
   31,076.64/46,595.52 = 14,426.28/x
3. Step 3: Cross multiply
   31,076.64x = 46,595.52 × 14,426.28
4. Step 4: Simplify right side
   31,076.64x = 672,200,018.27
5. Step 5: Solve for x
   x = 672,200,018.27/31,076.64
6. Step 6: Final answer
   x = 21,630.40