Finding the Fourth Proportional to 2,245,615,467.12, 3,367,706,834.52 and 771,399,793.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245,615,467.12 : 3,367,706,834.52 = 771,399,793.89 : x
2. Step 2: Convert to fraction form
   2,245,615,467.12/3,367,706,834.52 = 771,399,793.89/x
3. Step 3: Cross multiply
   2,245,615,467.12x = 3,367,706,834.52 × 771,399,793.89
4. Step 4: Simplify right side
   2,245,615,467.12x = 2,597,848,358,030,672,384
5. Step 5: Solve for x
   x = 2,597,848,358,030,672,384/2,245,615,467.12
6. Step 6: Final answer
   x = 1,156,853,609.21