Finding the Fourth Proportional to 6,108,289.72, 8,429,541.36 and 3,355,231.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,108,289.72 : 8,429,541.36 = 3,355,231.72 : x
2. Step 2: Convert to fraction form
   6,108,289.72/8,429,541.36 = 3,355,231.72/x
3. Step 3: Cross multiply
   6,108,289.72x = 8,429,541.36 × 3,355,231.72
4. Step 4: Simplify right side
   6,108,289.72x = 28,283,064,556,123.94
5. Step 5: Solve for x
   x = 28,283,064,556,123.94/6,108,289.72
6. Step 6: Final answer
   x = 4,630,275.55