Finding the Third Proportional to 21,076,540.50 and 31,614,808.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,076,540.50 : 31,614,808.69 = 31,614,808.69 : x
2. Step 2: Convert to fraction form
   21,076,540.50/31,614,808.69 = 31,614,808.69/x
3. Step 3: Cross multiply
   21,076,540.50x = 31,614,808.69 × 31,614,808.69
4. Step 4: Simplify right side
   21,076,540.50x = 999,496,128,347,225.50
5. Step 5: Solve for x
   x = 999,496,128,347,225.50/21,076,540.50
6. Step 6: Final answer
   x = 47,422,209.94