Finding the Fourth Proportional to 31,051.30, 46,584.18 and 8,864.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,051.30 : 46,584.18 = 8,864.98 : x
2. Step 2: Convert to fraction form
   31,051.30/46,584.18 = 8,864.98/x
3. Step 3: Cross multiply
   31,051.30x = 46,584.18 × 8,864.98
4. Step 4: Simplify right side
   31,051.30x = 412,967,824.02
5. Step 5: Solve for x
   x = 412,967,824.02/31,051.30
6. Step 6: Final answer
   x = 13,299.53