Finding the Third Proportional to 14,152,821.50 and 21,207,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,152,821.50 : 21,207,007.50 = 21,207,007.50 : x
2. Step 2: Convert to fraction form
   14,152,821.50/21,207,007.50 = 21,207,007.50/x
3. Step 3: Cross multiply
   14,152,821.50x = 21,207,007.50 × 21,207,007.50
4. Step 4: Simplify right side
   14,152,821.50x = 449,737,167,105,056.25
5. Step 5: Solve for x
   x = 449,737,167,105,056.25/14,152,821.50
6. Step 6: Final answer
   x = 31,777,209.03