Finding the Fourth Proportional to 52,967.19, 79,433.89 and 17,420.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,967.19 : 79,433.89 = 17,420.37 : x
2. Step 2: Convert to fraction form
   52,967.19/79,433.89 = 17,420.37/x
3. Step 3: Cross multiply
   52,967.19x = 79,433.89 × 17,420.37
4. Step 4: Simplify right side
   52,967.19x = 1,383,767,461.91
5. Step 5: Solve for x
   x = 1,383,767,461.91/52,967.19
6. Step 6: Final answer
   x = 26,124.99