Finding the Fourth Proportional to 8,499,456.96, 11,728,908.56 and 4,631,894.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499,456.96 : 11,728,908.56 = 4,631,894.60 : x
2. Step 2: Convert to fraction form
   8,499,456.96/11,728,908.56 = 4,631,894.60/x
3. Step 3: Cross multiply
   8,499,456.96x = 11,728,908.56 × 4,631,894.60
4. Step 4: Simplify right side
   8,499,456.96x = 54,327,068,222,957.77
5. Step 5: Solve for x
   x = 54,327,068,222,957.77/8,499,456.96
6. Step 6: Final answer
   x = 6,391,828.15