Finding the Fourth Proportional to 52,376.30, 78,576.71 and 17,315.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,376.30 : 78,576.71 = 17,315.96 : x
2. Step 2: Convert to fraction form
   52,376.30/78,576.71 = 17,315.96/x
3. Step 3: Cross multiply
   52,376.30x = 78,576.71 × 17,315.96
4. Step 4: Simplify right side
   52,376.30x = 1,360,630,687.83
5. Step 5: Solve for x
   x = 1,360,630,687.83/52,376.30
6. Step 6: Final answer
   x = 25,977.98