Finding the Fourth Proportional to 12,067,741.05, 18,096,800.18 and 3,978,465.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,067,741.05 : 18,096,800.18 = 3,978,465.45 : x
2. Step 2: Convert to fraction form
   12,067,741.05/18,096,800.18 = 3,978,465.45/x
3. Step 3: Cross multiply
   12,067,741.05x = 18,096,800.18 × 3,978,465.45
4. Step 4: Simplify right side
   12,067,741.05x = 71,997,494,251,791.45
5. Step 5: Solve for x
   x = 71,997,494,251,791.45/12,067,741.05
6. Step 6: Final answer
   x = 5,966,111.96