Finding the Third Proportional to 5,678,589 and 12,384,865.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,678,589 : 12,384,865.50 = 12,384,865.50 : x
2. Step 2: Convert to fraction form
   5,678,589/12,384,865.50 = 12,384,865.50/x
3. Step 3: Cross multiply
   5,678,589x = 12,384,865.50 × 12,384,865.50
4. Step 4: Simplify right side
   5,678,589x = 153,384,893,453,090.25
5. Step 5: Solve for x
   x = 153,384,893,453,090.25/5,678,589
6. Step 6: Final answer
   x = 27,011,092.62