Finding the Fourth Proportional to 53,055.72, 79,570.35 and 15,608.34

Step by Step Solution

1. Step 1: Write the proportion equation
   53,055.72 : 79,570.35 = 15,608.34 : x
2. Step 2: Convert to fraction form
   53,055.72/79,570.35 = 15,608.34/x
3. Step 3: Cross multiply
   53,055.72x = 79,570.35 × 15,608.34
4. Step 4: Simplify right side
   53,055.72x = 1,241,961,076.72
5. Step 5: Solve for x
   x = 1,241,961,076.72/53,055.72
6. Step 6: Final answer
   x = 23,408.62