Finding the Fourth Proportional to 55,556.25, 76,669.25 and 30,407.37

Step by Step Solution

1. Step 1: Write the proportion equation
   55,556.25 : 76,669.25 = 30,407.37 : x
2. Step 2: Convert to fraction form
   55,556.25/76,669.25 = 30,407.37/x
3. Step 3: Cross multiply
   55,556.25x = 76,669.25 × 30,407.37
4. Step 4: Simplify right side
   55,556.25x = 2,331,310,100.34
5. Step 5: Solve for x
   x = 2,331,310,100.34/55,556.25
6. Step 6: Final answer
   x = 41,963.06