Finding the Fourth Proportional to 7,669,814,221.35, 10,591,653,575.52 and 7,251,968,046.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,669,814,221.35 : 10,591,653,575.52 = 7,251,968,046.20 : x
2. Step 2: Convert to fraction form
   7,669,814,221.35/10,591,653,575.52 = 7,251,968,046.20/x
3. Step 3: Cross multiply
   7,669,814,221.35x = 10,591,653,575.52 × 7,251,968,046.20
4. Step 4: Simplify right side
   7,669,814,221.35x = 76,810,333,286,038,061,056
5. Step 5: Solve for x
   x = 76,810,333,286,038,061,056/7,669,814,221.35
6. Step 6: Final answer
   x = 10,014,627,612.78