Finding the Fourth Proportional to 52,415.52, 78,608.69 and 17,357.91

Step by Step Solution

1. Step 1: Write the proportion equation
   52,415.52 : 78,608.69 = 17,357.91 : x
2. Step 2: Convert to fraction form
   52,415.52/78,608.69 = 17,357.91/x
3. Step 3: Cross multiply
   52,415.52x = 78,608.69 × 17,357.91
4. Step 4: Simplify right side
   52,415.52x = 1,364,482,479.45
5. Step 5: Solve for x
   x = 1,364,482,479.45/52,415.52
6. Step 6: Final answer
   x = 26,032.03