Finding the Fourth Proportional to 52,665.39, 79,011.93 and 18,934.83

Step by Step Solution

1. Step 1: Write the proportion equation
   52,665.39 : 79,011.93 = 18,934.83 : x
2. Step 2: Convert to fraction form
   52,665.39/79,011.93 = 18,934.83/x
3. Step 3: Cross multiply
   52,665.39x = 79,011.93 × 18,934.83
4. Step 4: Simplify right side
   52,665.39x = 1,496,077,462.52
5. Step 5: Solve for x
   x = 1,496,077,462.52/52,665.39
6. Step 6: Final answer
   x = 28,407.22