Finding the Fourth Proportional to 15,550,434.38, 21,470,224.83 and 10,057,105.10

Step by Step Solution

1. Step 1: Write the proportion equation
   15,550,434.38 : 21,470,224.83 = 10,057,105.10 : x
2. Step 2: Convert to fraction form
   15,550,434.38/21,470,224.83 = 10,057,105.10/x
3. Step 3: Cross multiply
   15,550,434.38x = 21,470,224.83 × 10,057,105.10
4. Step 4: Simplify right side
   15,550,434.38x = 215,928,307,635,939.59
5. Step 5: Solve for x
   x = 215,928,307,635,939.59/15,550,434.38
6. Step 6: Final answer
   x = 13,885,676.91