Finding the Fourth Proportional to 5,701,098.64, 7,854,231.72 and 3,979,181.20

Step by Step Solution

1. Step 1: Write the proportion equation
   5,701,098.64 : 7,854,231.72 = 3,979,181.20 : x
2. Step 2: Convert to fraction form
   5,701,098.64/7,854,231.72 = 3,979,181.20/x
3. Step 3: Cross multiply
   5,701,098.64x = 7,854,231.72 × 3,979,181.20
4. Step 4: Simplify right side
   5,701,098.64x = 31,253,411,200,667.66
5. Step 5: Solve for x
   x = 31,253,411,200,667.66/5,701,098.64
6. Step 6: Final answer
   x = 5,481,997.98