Finding the Fourth Proportional to 23,005.53, 34,521.70 and 9,677.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,005.53 : 34,521.70 = 9,677.57 : x
2. Step 2: Convert to fraction form
   23,005.53/34,521.70 = 9,677.57/x
3. Step 3: Cross multiply
   23,005.53x = 34,521.70 × 9,677.57
4. Step 4: Simplify right side
   23,005.53x = 334,086,168.27
5. Step 5: Solve for x
   x = 334,086,168.27/23,005.53
6. Step 6: Final answer
   x = 14,521.99