Finding the Third Proportional to 2,364,970.50 and 5,187,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,364,970.50 : 5,187,766.50 = 5,187,766.50 : x
2. Step 2: Convert to fraction form
   2,364,970.50/5,187,766.50 = 5,187,766.50/x
3. Step 3: Cross multiply
   2,364,970.50x = 5,187,766.50 × 5,187,766.50
4. Step 4: Simplify right side
   2,364,970.50x = 26,912,921,258,522.25
5. Step 5: Solve for x
   x = 26,912,921,258,522.25/2,364,970.50
6. Step 6: Final answer
   x = 11,379,812.67