Finding the Fourth Proportional to 2,587,771.78, 3,571,139.70 and 1,500,688.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,771.78 : 3,571,139.70 = 1,500,688.81 : x
2. Step 2: Convert to fraction form
   2,587,771.78/3,571,139.70 = 1,500,688.81/x
3. Step 3: Cross multiply
   2,587,771.78x = 3,571,139.70 × 1,500,688.81
4. Step 4: Simplify right side
   2,587,771.78x = 5,359,169,386,736.76
5. Step 5: Solve for x
   x = 5,359,169,386,736.76/2,587,771.78
6. Step 6: Final answer
   x = 2,070,959.05