Finding the Third Proportional to 9,749.88 and 21,056.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,749.88 : 21,056.38 = 21,056.38 : x
2. Step 2: Convert to fraction form
   9,749.88/21,056.38 = 21,056.38/x
3. Step 3: Cross multiply
   9,749.88x = 21,056.38 × 21,056.38
4. Step 4: Simplify right side
   9,749.88x = 443,370,928.14
5. Step 5: Solve for x
   x = 443,370,928.14/9,749.88
6. Step 6: Final answer
   x = 45,474.52