Finding the Fourth Proportional to 52,762.47, 79,144.72 and 19,465.40

Step by Step Solution

1. Step 1: Write the proportion equation
   52,762.47 : 79,144.72 = 19,465.40 : x
2. Step 2: Convert to fraction form
   52,762.47/79,144.72 = 19,465.40/x
3. Step 3: Cross multiply
   52,762.47x = 79,144.72 × 19,465.40
4. Step 4: Simplify right side
   52,762.47x = 1,540,583,188.30
5. Step 5: Solve for x
   x = 1,540,583,188.30/52,762.47
6. Step 6: Final answer
   x = 29,198.47