Finding the Third Proportional to 9,892.13 and 21,344.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,892.13 : 21,344.77 = 21,344.77 : x
2. Step 2: Convert to fraction form
   9,892.13/21,344.77 = 21,344.77/x
3. Step 3: Cross multiply
   9,892.13x = 21,344.77 × 21,344.77
4. Step 4: Simplify right side
   9,892.13x = 455,599,019.59
5. Step 5: Solve for x
   x = 455,599,019.59/9,892.13
6. Step 6: Final answer
   x = 46,056.74