Finding the Fourth Proportional to 6,356,970.78, 8,772,516.32 and 3,456,434.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,356,970.78 : 8,772,516.32 = 3,456,434.69 : x
2. Step 2: Convert to fraction form
   6,356,970.78/8,772,516.32 = 3,456,434.69/x
3. Step 3: Cross multiply
   6,356,970.78x = 8,772,516.32 × 3,456,434.69
4. Step 4: Simplify right side
   6,356,970.78x = 30,321,629,718,233.77
5. Step 5: Solve for x
   x = 30,321,629,718,233.77/6,356,970.78
6. Step 6: Final answer
   x = 4,769,823.68