Finding the Fourth Proportional to 6,379,308.72, 8,803,658.61 and 3,478,858.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,379,308.72 : 8,803,658.61 = 3,478,858.29 : x
2. Step 2: Convert to fraction form
   6,379,308.72/8,803,658.61 = 3,478,858.29/x
3. Step 3: Cross multiply
   6,379,308.72x = 8,803,658.61 × 3,478,858.29
4. Step 4: Simplify right side
   6,379,308.72x = 30,626,680,737,728.38
5. Step 5: Solve for x
   x = 30,626,680,737,728.38/6,379,308.72
6. Step 6: Final answer
   x = 4,800,940.37