Finding the Third Proportional to 2,711,839.50 and 3,678,858

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711,839.50 : 3,678,858 = 3,678,858 : x
2. Step 2: Convert to fraction form
   2,711,839.50/3,678,858 = 3,678,858/x
3. Step 3: Cross multiply
   2,711,839.50x = 3,678,858 × 3,678,858
4. Step 4: Simplify right side
   2,711,839.50x = 13,533,996,184,164
5. Step 5: Solve for x
   x = 13,533,996,184,164/2,711,839.50
6. Step 6: Final answer
   x = 4,990,706.93