Finding the Third Proportional to 13,732,271 and 20,178,012

Step by Step Solution

1. Step 1: Write the proportion equation
   13,732,271 : 20,178,012 = 20,178,012 : x
2. Step 2: Convert to fraction form
   13,732,271/20,178,012 = 20,178,012/x
3. Step 3: Cross multiply
   13,732,271x = 20,178,012 × 20,178,012
4. Step 4: Simplify right side
   13,732,271x = 407,152,168,272,144
5. Step 5: Solve for x
   x = 407,152,168,272,144/13,732,271
6. Step 6: Final answer
   x = 29,649,296.05