Finding the Fourth Proportional to 7,856,405,976.38, 10,856,022,242.36 and 5,594,418,441.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,856,405,976.38 : 10,856,022,242.36 = 5,594,418,441.74 : x
2. Step 2: Convert to fraction form
   7,856,405,976.38/10,856,022,242.36 = 5,594,418,441.74/x
3. Step 3: Cross multiply
   7,856,405,976.38x = 10,856,022,242.36 × 5,594,418,441.74
4. Step 4: Simplify right side
   7,856,405,976.38x = 60,733,131,036,598,665,216
5. Step 5: Solve for x
   x = 60,733,131,036,598,665,216/7,856,405,976.38
6. Step 6: Final answer
   x = 7,730,396,216.70