Finding the Fourth Proportional to 103,637.07, 155,105.69 and 64,227.33

Step by Step Solution

1. Step 1: Write the proportion equation
   103,637.07 : 155,105.69 = 64,227.33 : x
2. Step 2: Convert to fraction form
   103,637.07/155,105.69 = 64,227.33/x
3. Step 3: Cross multiply
   103,637.07x = 155,105.69 × 64,227.33
4. Step 4: Simplify right side
   103,637.07x = 9,962,024,015.37
5. Step 5: Solve for x
   x = 9,962,024,015.37/103,637.07
6. Step 6: Final answer
   x = 96,124.14