Finding the Third Proportional to 2,218,179 and 3,312,484.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,179 : 3,312,484.50 = 3,312,484.50 : x
2. Step 2: Convert to fraction form
   2,218,179/3,312,484.50 = 3,312,484.50/x
3. Step 3: Cross multiply
   2,218,179x = 3,312,484.50 × 3,312,484.50
4. Step 4: Simplify right side
   2,218,179x = 10,972,553,562,740.25
5. Step 5: Solve for x
   x = 10,972,553,562,740.25/2,218,179
6. Step 6: Final answer
   x = 4,946,649.28