Finding the Fourth Proportional to 6,356,978.12, 8,772,568.15 and 3,456,369.00

Step by Step Solution

1. Step 1: Write the proportion equation
   6,356,978.12 : 8,772,568.15 = 3,456,369.00 : x
2. Step 2: Convert to fraction form
   6,356,978.12/8,772,568.15 = 3,456,369.00/x
3. Step 3: Cross multiply
   6,356,978.12x = 8,772,568.15 × 3,456,369.00
4. Step 4: Simplify right side
   6,356,978.12x = 30,321,232,560,184.51
5. Step 5: Solve for x
   x = 30,321,232,560,184.51/6,356,978.12
6. Step 6: Final answer
   x = 4,769,755.69