Finding the Fourth Proportional to 10,570.46, 14,554.04 and 8,973.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,570.46 : 14,554.04 = 8,973.80 : x
2. Step 2: Convert to fraction form
   10,570.46/14,554.04 = 8,973.80/x
3. Step 3: Cross multiply
   10,570.46x = 14,554.04 × 8,973.80
4. Step 4: Simplify right side
   10,570.46x = 130,605,044.15
5. Step 5: Solve for x
   x = 130,605,044.15/10,570.46
6. Step 6: Final answer
   x = 12,355.66