Finding the Fourth Proportional to 53,016.74, 73,108.86 and 35,105.21

Step by Step Solution

1. Step 1: Write the proportion equation
   53,016.74 : 73,108.86 = 35,105.21 : x
2. Step 2: Convert to fraction form
   53,016.74/73,108.86 = 35,105.21/x
3. Step 3: Cross multiply
   53,016.74x = 73,108.86 × 35,105.21
4. Step 4: Simplify right side
   53,016.74x = 2,566,501,660.13
5. Step 5: Solve for x
   x = 2,566,501,660.13/53,016.74
6. Step 6: Final answer
   x = 48,409.27