Finding the Third Proportional to 1,449,072.75 and 3,178,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449,072.75 : 3,178,081.50 = 3,178,081.50 : x
2. Step 2: Convert to fraction form
   1,449,072.75/3,178,081.50 = 3,178,081.50/x
3. Step 3: Cross multiply
   1,449,072.75x = 3,178,081.50 × 3,178,081.50
4. Step 4: Simplify right side
   1,449,072.75x = 10,100,202,020,642.25
5. Step 5: Solve for x
   x = 10,100,202,020,642.25/1,449,072.75
6. Step 6: Final answer
   x = 6,970,113.83