Finding the Fourth Proportional to 52,402.35, 78,956.61 and 43,247.43

Step by Step Solution

1. Step 1: Write the proportion equation
   52,402.35 : 78,956.61 = 43,247.43 : x
2. Step 2: Convert to fraction form
   52,402.35/78,956.61 = 43,247.43/x
3. Step 3: Cross multiply
   52,402.35x = 78,956.61 × 43,247.43
4. Step 4: Simplify right side
   52,402.35x = 3,414,670,262.22
5. Step 5: Solve for x
   x = 3,414,670,262.22/52,402.35
6. Step 6: Final answer
   x = 65,162.54