Finding the Fourth Proportional to 21,898.76, 32,839.62 and 7,104.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,898.76 : 32,839.62 = 7,104.10 : x
2. Step 2: Convert to fraction form
   21,898.76/32,839.62 = 7,104.10/x
3. Step 3: Cross multiply
   21,898.76x = 32,839.62 × 7,104.10
4. Step 4: Simplify right side
   21,898.76x = 233,295,944.44
5. Step 5: Solve for x
   x = 233,295,944.44/21,898.76
6. Step 6: Final answer
   x = 10,653.39