Finding the Fourth Proportional to 6,799,978.78, 9,384,138.99 and 3,702,671.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,799,978.78 : 9,384,138.99 = 3,702,671.93 : x
2. Step 2: Convert to fraction form
   6,799,978.78/9,384,138.99 = 3,702,671.93/x
3. Step 3: Cross multiply
   6,799,978.78x = 9,384,138.99 × 3,702,671.93
4. Step 4: Simplify right side
   6,799,978.78x = 34,746,388,048,951.90
5. Step 5: Solve for x
   x = 34,746,388,048,951.90/6,799,978.78
6. Step 6: Final answer
   x = 5,109,778.90