Finding the Fourth Proportional to 165,333.16, 248,017.98 and 52,986.76

Step by Step Solution

1. Step 1: Write the proportion equation
   165,333.16 : 248,017.98 = 52,986.76 : x
2. Step 2: Convert to fraction form
   165,333.16/248,017.98 = 52,986.76/x
3. Step 3: Cross multiply
   165,333.16x = 248,017.98 × 52,986.76
4. Step 4: Simplify right side
   165,333.16x = 13,141,669,181.94
5. Step 5: Solve for x
   x = 13,141,669,181.94/165,333.16
6. Step 6: Final answer
   x = 79,485.99