Finding the Fourth Proportional to 6,278,111.75, 8,663,124.96 and 3,525,099.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,278,111.75 : 8,663,124.96 = 3,525,099.75 : x
2. Step 2: Convert to fraction form
   6,278,111.75/8,663,124.96 = 3,525,099.75/x
3. Step 3: Cross multiply
   6,278,111.75x = 8,663,124.96 × 3,525,099.75
4. Step 4: Simplify right side
   6,278,111.75x = 30,538,379,630,714.76
5. Step 5: Solve for x
   x = 30,538,379,630,714.76/6,278,111.75
6. Step 6: Final answer
   x = 4,864,261.87