Finding the Fourth Proportional to 34,658.88, 52,002.72 and 19,075.20

Step by Step Solution

1. Step 1: Write the proportion equation
   34,658.88 : 52,002.72 = 19,075.20 : x
2. Step 2: Convert to fraction form
   34,658.88/52,002.72 = 19,075.20/x
3. Step 3: Cross multiply
   34,658.88x = 52,002.72 × 19,075.20
4. Step 4: Simplify right side
   34,658.88x = 991,962,284.54
5. Step 5: Solve for x
   x = 991,962,284.54/34,658.88
6. Step 6: Final answer
   x = 28,620.73