Finding the Fourth Proportional to 1,296,434,427.34, 1,789,079,597.22 and 709,723,563.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,434,427.34 : 1,789,079,597.22 = 709,723,563.34 : x
2. Step 2: Convert to fraction form
   1,296,434,427.34/1,789,079,597.22 = 709,723,563.34/x
3. Step 3: Cross multiply
   1,296,434,427.34x = 1,789,079,597.22 × 709,723,563.34
4. Step 4: Simplify right side
   1,296,434,427.34x = 1,269,751,946,837,870,336
5. Step 5: Solve for x
   x = 1,269,751,946,837,870,336/1,296,434,427.34
6. Step 6: Final answer
   x = 979,418,565.31