Finding the Third Proportional to 9,903.94 and 21,751.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,903.94 : 21,751.88 = 21,751.88 : x
2. Step 2: Convert to fraction form
   9,903.94/21,751.88 = 21,751.88/x
3. Step 3: Cross multiply
   9,903.94x = 21,751.88 × 21,751.88
4. Step 4: Simplify right side
   9,903.94x = 473,144,066.02
5. Step 5: Solve for x
   x = 473,144,066.02/9,903.94
6. Step 6: Final answer
   x = 47,773.33