Finding the Third Proportional to 17,631,513 and 25,843,657.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,631,513 : 25,843,657.50 = 25,843,657.50 : x
2. Step 2: Convert to fraction form
   17,631,513/25,843,657.50 = 25,843,657.50/x
3. Step 3: Cross multiply
   17,631,513x = 25,843,657.50 × 25,843,657.50
4. Step 4: Simplify right side
   17,631,513x = 667,894,632,977,306.25
5. Step 5: Solve for x
   x = 667,894,632,977,306.25/17,631,513
6. Step 6: Final answer
   x = 37,880,732.81