Finding the Fourth Proportional to 111,362.63, 166,964.58 and 52,166.00

Step by Step Solution

1. Step 1: Write the proportion equation
   111,362.63 : 166,964.58 = 52,166.00 : x
2. Step 2: Convert to fraction form
   111,362.63/166,964.58 = 52,166.00/x
3. Step 3: Cross multiply
   111,362.63x = 166,964.58 × 52,166.00
4. Step 4: Simplify right side
   111,362.63x = 8,709,874,697.69
5. Step 5: Solve for x
   x = 8,709,874,697.69/111,362.63
6. Step 6: Final answer
   x = 78,211.83