Finding the Third Proportional to 10,530.63 and 22,359.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,530.63 : 22,359.80 = 22,359.80 : x
2. Step 2: Convert to fraction form
   10,530.63/22,359.80 = 22,359.80/x
3. Step 3: Cross multiply
   10,530.63x = 22,359.80 × 22,359.80
4. Step 4: Simplify right side
   10,530.63x = 499,960,516.29
5. Step 5: Solve for x
   x = 499,960,516.29/10,530.63
6. Step 6: Final answer
   x = 47,476.78