Finding the Third Proportional to 18,995,502 and 31,439,293.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,995,502 : 31,439,293.50 = 31,439,293.50 : x
2. Step 2: Convert to fraction form
   18,995,502/31,439,293.50 = 31,439,293.50/x
3. Step 3: Cross multiply
   18,995,502x = 31,439,293.50 × 31,439,293.50
4. Step 4: Simplify right side
   18,995,502x = 988,429,175,779,142.25
5. Step 5: Solve for x
   x = 988,429,175,779,142.25/18,995,502
6. Step 6: Final answer
   x = 52,034,906.78