Finding the Fourth Proportional to 7,378,086.31, 10,181,777.16 and 4,115,112.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,378,086.31 : 10,181,777.16 = 4,115,112.42 : x
2. Step 2: Convert to fraction form
   7,378,086.31/10,181,777.16 = 4,115,112.42/x
3. Step 3: Cross multiply
   7,378,086.31x = 10,181,777.16 × 4,115,112.42
4. Step 4: Simplify right side
   7,378,086.31x = 41,899,157,648,788.33
5. Step 5: Solve for x
   x = 41,899,157,648,788.33/7,378,086.31
6. Step 6: Final answer
   x = 5,678,865.21