Finding the Fourth Proportional to 3,080,067.42, 4,251,061.68 and 1,978,875.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,080,067.42 : 4,251,061.68 = 1,978,875.42 : x
2. Step 2: Convert to fraction form
   3,080,067.42/4,251,061.68 = 1,978,875.42/x
3. Step 3: Cross multiply
   3,080,067.42x = 4,251,061.68 × 1,978,875.42
4. Step 4: Simplify right side
   3,080,067.42x = 8,412,321,467,455.90
5. Step 5: Solve for x
   x = 8,412,321,467,455.90/3,080,067.42
6. Step 6: Final answer
   x = 2,731,213.42