Finding the Fourth Proportional to 2,150,388.81, 2,967,536.86 and 1,170,331.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,388.81 : 2,967,536.86 = 1,170,331.54 : x
2. Step 2: Convert to fraction form
   2,150,388.81/2,967,536.86 = 1,170,331.54/x
3. Step 3: Cross multiply
   2,150,388.81x = 2,967,536.86 × 1,170,331.54
4. Step 4: Simplify right side
   2,150,388.81x = 3,473,001,973,025.89
5. Step 5: Solve for x
   x = 3,473,001,973,025.89/2,150,388.81
6. Step 6: Final answer
   x = 1,615,057.68