Finding the Fourth Proportional to 2,658,105.28, 3,668,057.76 and 1,512,078.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,105.28 : 3,668,057.76 = 1,512,078.40 : x
2. Step 2: Convert to fraction form
   2,658,105.28/3,668,057.76 = 1,512,078.40/x
3. Step 3: Cross multiply
   2,658,105.28x = 3,668,057.76 × 1,512,078.40
4. Step 4: Simplify right side
   2,658,105.28x = 5,546,390,908,848.38
5. Step 5: Solve for x
   x = 5,546,390,908,848.38/2,658,105.28
6. Step 6: Final answer
   x = 2,086,595.65