Finding the Fourth Proportional to 77,196.42, 115,838.82 and 41,657.67

Step by Step Solution

1. Step 1: Write the proportion equation
   77,196.42 : 115,838.82 = 41,657.67 : x
2. Step 2: Convert to fraction form
   77,196.42/115,838.82 = 41,657.67/x
3. Step 3: Cross multiply
   77,196.42x = 115,838.82 × 41,657.67
4. Step 4: Simplify right side
   77,196.42x = 4,825,575,336.75
5. Step 5: Solve for x
   x = 4,825,575,336.75/77,196.42
6. Step 6: Final answer
   x = 62,510.35