Finding the Fourth Proportional to 5,700,665.72, 7,867,071.56 and 3,219,687.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,700,665.72 : 7,867,071.56 = 3,219,687.34 : x
2. Step 2: Convert to fraction form
   5,700,665.72/7,867,071.56 = 3,219,687.34/x
3. Step 3: Cross multiply
   5,700,665.72x = 7,867,071.56 × 3,219,687.34
4. Step 4: Simplify right side
   5,700,665.72x = 25,329,510,704,606.05
5. Step 5: Solve for x
   x = 25,329,510,704,606.05/5,700,665.72
6. Step 6: Final answer
   x = 4,443,254.87