Finding the Fourth Proportional to 49,055,383.72, 73,583,354.15 and 12,661,286.15

Step by Step Solution

1. Step 1: Write the proportion equation
   49,055,383.72 : 73,583,354.15 = 12,661,286.15 : x
2. Step 2: Convert to fraction form
   49,055,383.72/73,583,354.15 = 12,661,286.15/x
3. Step 3: Cross multiply
   49,055,383.72x = 73,583,354.15 × 12,661,286.15
4. Step 4: Simplify right side
   49,055,383.72x = 931,659,902,769,940.12
5. Step 5: Solve for x
   x = 931,659,902,769,940.12/49,055,383.72
6. Step 6: Final answer
   x = 18,992,001.12