Finding the Fourth Proportional to 117,516.34, 162,178.77 and 67,223.86

Step by Step Solution

1. Step 1: Write the proportion equation
   117,516.34 : 162,178.77 = 67,223.86 : x
2. Step 2: Convert to fraction form
   117,516.34/162,178.77 = 67,223.86/x
3. Step 3: Cross multiply
   117,516.34x = 162,178.77 × 67,223.86
4. Step 4: Simplify right side
   117,516.34x = 10,902,282,929.45
5. Step 5: Solve for x
   x = 10,902,282,929.45/117,516.34
6. Step 6: Final answer
   x = 92,772.49