Finding the Third Proportional to 13,035,196.50 and 19,720,566

Step by Step Solution

1. Step 1: Write the proportion equation
   13,035,196.50 : 19,720,566 = 19,720,566 : x
2. Step 2: Convert to fraction form
   13,035,196.50/19,720,566 = 19,720,566/x
3. Step 3: Cross multiply
   13,035,196.50x = 19,720,566 × 19,720,566
4. Step 4: Simplify right side
   13,035,196.50x = 388,900,723,360,356
5. Step 5: Solve for x
   x = 388,900,723,360,356/13,035,196.50
6. Step 6: Final answer
   x = 29,834,665.20