Finding the Third Proportional to 5,552,722.50 and 12,381,469.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,552,722.50 : 12,381,469.50 = 12,381,469.50 : x
2. Step 2: Convert to fraction form
   5,552,722.50/12,381,469.50 = 12,381,469.50/x
3. Step 3: Cross multiply
   5,552,722.50x = 12,381,469.50 × 12,381,469.50
4. Step 4: Simplify right side
   5,552,722.50x = 153,300,786,979,430.25
5. Step 5: Solve for x
   x = 153,300,786,979,430.25/5,552,722.50
6. Step 6: Final answer
   x = 27,608,220.47