Finding the Fourth Proportional to 52,340.70, 77,956.82 and 52,085.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,340.70 : 77,956.82 = 52,085.82 : x
2. Step 2: Convert to fraction form
   52,340.70/77,956.82 = 52,085.82/x
3. Step 3: Cross multiply
   52,340.70x = 77,956.82 × 52,085.82
4. Step 4: Simplify right side
   52,340.70x = 4,060,444,633.86
5. Step 5: Solve for x
   x = 4,060,444,633.86/52,340.70
6. Step 6: Final answer
   x = 77,577.19