Finding the Fourth Proportional to 21,392.56, 32,095.73 and 10,300.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,392.56 : 32,095.73 = 10,300.02 : x
2. Step 2: Convert to fraction form
   21,392.56/32,095.73 = 10,300.02/x
3. Step 3: Cross multiply
   21,392.56x = 32,095.73 × 10,300.02
4. Step 4: Simplify right side
   21,392.56x = 330,586,660.91
5. Step 5: Solve for x
   x = 330,586,660.91/21,392.56
6. Step 6: Final answer
   x = 15,453.35