Finding the Fourth Proportional to 52,365.89, 78,552.48 and 17,330.15

Step by Step Solution

1. Step 1: Write the proportion equation
   52,365.89 : 78,552.48 = 17,330.15 : x
2. Step 2: Convert to fraction form
   52,365.89/78,552.48 = 17,330.15/x
3. Step 3: Cross multiply
   52,365.89x = 78,552.48 × 17,330.15
4. Step 4: Simplify right side
   52,365.89x = 1,361,326,522.64
5. Step 5: Solve for x
   x = 1,361,326,522.64/52,365.89
6. Step 6: Final answer
   x = 25,996.44