Finding the Fourth Proportional to 109,397.96, 164,003.34 and 41,978.37

Step by Step Solution

1. Step 1: Write the proportion equation
   109,397.96 : 164,003.34 = 41,978.37 : x
2. Step 2: Convert to fraction form
   109,397.96/164,003.34 = 41,978.37/x
3. Step 3: Cross multiply
   109,397.96x = 164,003.34 × 41,978.37
4. Step 4: Simplify right side
   109,397.96x = 6,884,593,395.92
5. Step 5: Solve for x
   x = 6,884,593,395.92/109,397.96
6. Step 6: Final answer
   x = 62,931.64