Finding the Fourth Proportional to 73,978.09, 110,983.59 and 34,513.68

Step by Step Solution

1. Step 1: Write the proportion equation
   73,978.09 : 110,983.59 = 34,513.68 : x
2. Step 2: Convert to fraction form
   73,978.09/110,983.59 = 34,513.68/x
3. Step 3: Cross multiply
   73,978.09x = 110,983.59 × 34,513.68
4. Step 4: Simplify right side
   73,978.09x = 3,830,452,110.51
5. Step 5: Solve for x
   x = 3,830,452,110.51/73,978.09
6. Step 6: Final answer
   x = 51,778.20