Finding the Third Proportional to 3,620,089.50 and 5,311,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,620,089.50 : 5,311,792.50 = 5,311,792.50 : x
2. Step 2: Convert to fraction form
   3,620,089.50/5,311,792.50 = 5,311,792.50/x
3. Step 3: Cross multiply
   3,620,089.50x = 5,311,792.50 × 5,311,792.50
4. Step 4: Simplify right side
   3,620,089.50x = 28,215,139,563,056.25
5. Step 5: Solve for x
   x = 28,215,139,563,056.25/3,620,089.50
6. Step 6: Final answer
   x = 7,794,044.75