Finding the Fourth Proportional to 52,443.05, 78,588.02 and 26,111.57

Step by Step Solution

1. Step 1: Write the proportion equation
   52,443.05 : 78,588.02 = 26,111.57 : x
2. Step 2: Convert to fraction form
   52,443.05/78,588.02 = 26,111.57/x
3. Step 3: Cross multiply
   52,443.05x = 78,588.02 × 26,111.57
4. Step 4: Simplify right side
   52,443.05x = 2,052,056,257.73
5. Step 5: Solve for x
   x = 2,052,056,257.73/52,443.05
6. Step 6: Final answer
   x = 39,129.24