Finding the Fourth Proportional to 6,389,069.78, 8,817,039.06 and 3,488,575.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,389,069.78 : 8,817,039.06 = 3,488,575.62 : x
2. Step 2: Convert to fraction form
   6,389,069.78/8,817,039.06 = 3,488,575.62/x
3. Step 3: Cross multiply
   6,389,069.78x = 8,817,039.06 × 3,488,575.62
4. Step 4: Simplify right side
   6,389,069.78x = 30,758,907,505,303.72
5. Step 5: Solve for x
   x = 30,758,907,505,303.72/6,389,069.78
6. Step 6: Final answer
   x = 4,814,301.39