Finding the Fourth Proportional to 52,326.24, 78,488.71 and 12,883.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,326.24 : 78,488.71 = 12,883.69 : x
2. Step 2: Convert to fraction form
   52,326.24/78,488.71 = 12,883.69/x
3. Step 3: Cross multiply
   52,326.24x = 78,488.71 × 12,883.69
4. Step 4: Simplify right side
   52,326.24x = 1,011,224,208.14
5. Step 5: Solve for x
   x = 1,011,224,208.14/52,326.24
6. Step 6: Final answer
   x = 19,325.37