Finding the Third Proportional to 21,390,521.50 and 31,614,038

Step by Step Solution

1. Step 1: Write the proportion equation
   21,390,521.50 : 31,614,038 = 31,614,038 : x
2. Step 2: Convert to fraction form
   21,390,521.50/31,614,038 = 31,614,038/x
3. Step 3: Cross multiply
   21,390,521.50x = 31,614,038 × 31,614,038
4. Step 4: Simplify right side
   21,390,521.50x = 999,447,398,665,444
5. Step 5: Solve for x
   x = 999,447,398,665,444/21,390,521.50
6. Step 6: Final answer
   x = 46,723,844.42