Finding the Third Proportional to 9,784.55 and 21,402.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,784.55 : 21,402.98 = 21,402.98 : x
2. Step 2: Convert to fraction form
   9,784.55/21,402.98 = 21,402.98/x
3. Step 3: Cross multiply
   9,784.55x = 21,402.98 × 21,402.98
4. Step 4: Simplify right side
   9,784.55x = 458,087,740.16
5. Step 5: Solve for x
   x = 458,087,740.16/9,784.55
6. Step 6: Final answer
   x = 46,817.47