Finding the Fourth Proportional to 31,291.02, 46,903.71 and 14,637

Step by Step Solution

1. Step 1: Write the proportion equation
   31,291.02 : 46,903.71 = 14,637 : x
2. Step 2: Convert to fraction form
   31,291.02/46,903.71 = 14,637/x
3. Step 3: Cross multiply
   31,291.02x = 46,903.71 × 14,637
4. Step 4: Simplify right side
   31,291.02x = 686,529,603.27
5. Step 5: Solve for x
   x = 686,529,603.27/31,291.02
6. Step 6: Final answer
   x = 21,940.15