Finding the Fourth Proportional to 31,017.98, 46,526.34 and 7,644.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,017.98 : 46,526.34 = 7,644.62 : x
2. Step 2: Convert to fraction form
   31,017.98/46,526.34 = 7,644.62/x
3. Step 3: Cross multiply
   31,017.98x = 46,526.34 × 7,644.62
4. Step 4: Simplify right side
   31,017.98x = 355,676,189.29
5. Step 5: Solve for x
   x = 355,676,189.29/31,017.98
6. Step 6: Final answer
   x = 11,466.77