Finding the Fourth Proportional to 647,002.56, 970,594.56 and 226,182.72

Step by Step Solution

1. Step 1: Write the proportion equation
   647,002.56 : 970,594.56 = 226,182.72 : x
2. Step 2: Convert to fraction form
   647,002.56/970,594.56 = 226,182.72/x
3. Step 3: Cross multiply
   647,002.56x = 970,594.56 × 226,182.72
4. Step 4: Simplify right side
   647,002.56x = 219,531,717,598.00
5. Step 5: Solve for x
   x = 219,531,717,598.00/647,002.56
6. Step 6: Final answer
   x = 339,305.79