Finding the Third Proportional to 17,139,969 and 22,747,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,139,969 : 22,747,297.50 = 22,747,297.50 : x
2. Step 2: Convert to fraction form
   17,139,969/22,747,297.50 = 22,747,297.50/x
3. Step 3: Cross multiply
   17,139,969x = 22,747,297.50 × 22,747,297.50
4. Step 4: Simplify right side
   17,139,969x = 517,439,543,553,506.25
5. Step 5: Solve for x
   x = 517,439,543,553,506.25/17,139,969
6. Step 6: Final answer
   x = 30,189,059.48