Finding the Fourth Proportional to 21,807, 32,711.58 and 7,014.78

Step by Step Solution

1. Step 1: Write the proportion equation
   21,807 : 32,711.58 = 7,014.78 : x
2. Step 2: Convert to fraction form
   21,807/32,711.58 = 7,014.78/x
3. Step 3: Cross multiply
   21,807x = 32,711.58 × 7,014.78
4. Step 4: Simplify right side
   21,807x = 229,464,537.15
5. Step 5: Solve for x
   x = 229,464,537.15/21,807
6. Step 6: Final answer
   x = 10,522.52