Finding the Fourth Proportional to 111,665.34, 167,522.58 and 61,818.12

Step by Step Solution

1. Step 1: Write the proportion equation
   111,665.34 : 167,522.58 = 61,818.12 : x
2. Step 2: Convert to fraction form
   111,665.34/167,522.58 = 61,818.12/x
3. Step 3: Cross multiply
   111,665.34x = 167,522.58 × 61,818.12
4. Step 4: Simplify right side
   111,665.34x = 10,355,930,953.15
5. Step 5: Solve for x
   x = 10,355,930,953.15/111,665.34
6. Step 6: Final answer
   x = 92,740.78