Finding the Fourth Proportional to 7,682,850,318.71, 10,591,906,796.72 and 5,390,868,435.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,682,850,318.71 : 10,591,906,796.72 = 5,390,868,435.74 : x
2. Step 2: Convert to fraction form
   7,682,850,318.71/10,591,906,796.72 = 5,390,868,435.74/x
3. Step 3: Cross multiply
   7,682,850,318.71x = 10,591,906,796.72 × 5,390,868,435.74
4. Step 4: Simplify right side
   7,682,850,318.71x = 57,099,576,024,737,816,576
5. Step 5: Solve for x
   x = 57,099,576,024,737,816,576/7,682,850,318.71
6. Step 6: Final answer
   x = 7,432,082,320.51