Finding the Fourth Proportional to 23,321.34, 34,985.48 and 7,521.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,321.34 : 34,985.48 = 7,521.16 : x
2. Step 2: Convert to fraction form
   23,321.34/34,985.48 = 7,521.16/x
3. Step 3: Cross multiply
   23,321.34x = 34,985.48 × 7,521.16
4. Step 4: Simplify right side
   23,321.34x = 263,131,392.76
5. Step 5: Solve for x
   x = 263,131,392.76/23,321.34
6. Step 6: Final answer
   x = 11,282.86