Finding the Fourth Proportional to 21,574.49, 32,369.52 and 7,536.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,574.49 : 32,369.52 = 7,536.59 : x
2. Step 2: Convert to fraction form
   21,574.49/32,369.52 = 7,536.59/x
3. Step 3: Cross multiply
   21,574.49x = 32,369.52 × 7,536.59
4. Step 4: Simplify right side
   21,574.49x = 243,955,638.89
5. Step 5: Solve for x
   x = 243,955,638.89/21,574.49
6. Step 6: Final answer
   x = 11,307.60