Finding the Fourth Proportional to 6,389,150.16, 8,817,208.80 and 3,488,724.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,389,150.16 : 8,817,208.80 = 3,488,724.72 : x
2. Step 2: Convert to fraction form
   6,389,150.16/8,817,208.80 = 3,488,724.72/x
3. Step 3: Cross multiply
   6,389,150.16x = 8,817,208.80 × 3,488,724.72
4. Step 4: Simplify right side
   6,389,150.16x = 30,760,814,301,961.54
5. Step 5: Solve for x
   x = 30,760,814,301,961.54/6,389,150.16
6. Step 6: Final answer
   x = 4,814,539.26