Finding the Third Proportional to 21,160,591.50 and 31,658,868

Step by Step Solution

1. Step 1: Write the proportion equation
   21,160,591.50 : 31,658,868 = 31,658,868 : x
2. Step 2: Convert to fraction form
   21,160,591.50/31,658,868 = 31,658,868/x
3. Step 3: Cross multiply
   21,160,591.50x = 31,658,868 × 31,658,868
4. Step 4: Simplify right side
   21,160,591.50x = 1,002,283,923,041,424
5. Step 5: Solve for x
   x = 1,002,283,923,041,424/21,160,591.50
6. Step 6: Final answer
   x = 47,365,591.03