Finding the Fourth Proportional to 2,556,309,104.96, 3,527,672,072.96 and 1,427,296,258.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,309,104.96 : 3,527,672,072.96 = 1,427,296,258.56 : x
2. Step 2: Convert to fraction form
   2,556,309,104.96/3,527,672,072.96 = 1,427,296,258.56/x
3. Step 3: Cross multiply
   2,556,309,104.96x = 3,527,672,072.96 × 1,427,296,258.56
4. Step 4: Simplify right side
   2,556,309,104.96x = 5,035,033,151,162,406,912
5. Step 5: Solve for x
   x = 5,035,033,151,162,406,912/2,556,309,104.96
6. Step 6: Final answer
   x = 1,969,649,578.52