Finding the Fourth Proportional to 21,041.07, 31,567.52 and 7,002.35

Step by Step Solution

1. Step 1: Write the proportion equation
   21,041.07 : 31,567.52 = 7,002.35 : x
2. Step 2: Convert to fraction form
   21,041.07/31,567.52 = 7,002.35/x
3. Step 3: Cross multiply
   21,041.07x = 31,567.52 × 7,002.35
4. Step 4: Simplify right side
   21,041.07x = 221,046,801.72
5. Step 5: Solve for x
   x = 221,046,801.72/21,041.07
6. Step 6: Final answer
   x = 10,505.49