Finding the Fourth Proportional to 8,929,359.69, 12,322,159.34 and 5,258,431.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,929,359.69 : 12,322,159.34 = 5,258,431.05 : x
2. Step 2: Convert to fraction form
   8,929,359.69/12,322,159.34 = 5,258,431.05/x
3. Step 3: Cross multiply
   8,929,359.69x = 12,322,159.34 × 5,258,431.05
4. Step 4: Simplify right side
   8,929,359.69x = 64,795,225,250,211.35
5. Step 5: Solve for x
   x = 64,795,225,250,211.35/8,929,359.69
6. Step 6: Final answer
   x = 7,256,424.59