Finding the Fourth Proportional to 139,555.86, 192,658.59 and 94,472.34

Step by Step Solution

1. Step 1: Write the proportion equation
   139,555.86 : 192,658.59 = 94,472.34 : x
2. Step 2: Convert to fraction form
   139,555.86/192,658.59 = 94,472.34/x
3. Step 3: Cross multiply
   139,555.86x = 192,658.59 × 94,472.34
4. Step 4: Simplify right side
   139,555.86x = 18,200,907,818.40
5. Step 5: Solve for x
   x = 18,200,907,818.40/139,555.86
6. Step 6: Final answer
   x = 130,420.23