Finding the Fourth Proportional to 6,389,380.48, 8,817,364.16 and 3,488,796.80

Step by Step Solution

1. Step 1: Write the proportion equation
   6,389,380.48 : 8,817,364.16 = 3,488,796.80 : x
2. Step 2: Convert to fraction form
   6,389,380.48/8,817,364.16 = 3,488,796.80/x
3. Step 3: Cross multiply
   6,389,380.48x = 8,817,364.16 × 3,488,796.80
4. Step 4: Simplify right side
   6,389,380.48x = 30,761,991,865,842.69
5. Step 5: Solve for x
   x = 30,761,991,865,842.69/6,389,380.48
6. Step 6: Final answer
   x = 4,814,550.01