Finding the Fourth Proportional to 6,456,581.28, 8,910,485.10 and 3,555,971.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,456,581.28 : 8,910,485.10 = 3,555,971.34 : x
2. Step 2: Convert to fraction form
   6,456,581.28/8,910,485.10 = 3,555,971.34/x
3. Step 3: Cross multiply
   6,456,581.28x = 8,910,485.10 × 3,555,971.34
4. Step 4: Simplify right side
   6,456,581.28x = 31,685,429,641,097.03
5. Step 5: Solve for x
   x = 31,685,429,641,097.03/6,456,581.28
6. Step 6: Final answer
   x = 4,907,462.37