Finding the Third Proportional to 12,816,632 and 19,227,500

Step by Step Solution

1. Step 1: Write the proportion equation
   12,816,632 : 19,227,500 = 19,227,500 : x
2. Step 2: Convert to fraction form
   12,816,632/19,227,500 = 19,227,500/x
3. Step 3: Cross multiply
   12,816,632x = 19,227,500 × 19,227,500
4. Step 4: Simplify right side
   12,816,632x = 369,696,756,250,000
5. Step 5: Solve for x
   x = 369,696,756,250,000/12,816,632
6. Step 6: Final answer
   x = 28,845,078.51