Finding the Fourth Proportional to 2,663,940.15, 3,994,056.74 and 1,147,168.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,940.15 : 3,994,056.74 = 1,147,168.17 : x
2. Step 2: Convert to fraction form
   2,663,940.15/3,994,056.74 = 1,147,168.17/x
3. Step 3: Cross multiply
   2,663,940.15x = 3,994,056.74 × 1,147,168.17
4. Step 4: Simplify right side
   2,663,940.15x = 4,581,854,764,169.89
5. Step 5: Solve for x
   x = 4,581,854,764,169.89/2,663,940.15
6. Step 6: Final answer
   x = 1,719,954.09