Finding the Fourth Proportional to 165,401.56, 248,103.06 and 53,098.84

Step by Step Solution

1. Step 1: Write the proportion equation
   165,401.56 : 248,103.06 = 53,098.84 : x
2. Step 2: Convert to fraction form
   165,401.56/248,103.06 = 53,098.84/x
3. Step 3: Cross multiply
   165,401.56x = 248,103.06 × 53,098.84
4. Step 4: Simplify right side
   165,401.56x = 13,173,984,686.45
5. Step 5: Solve for x
   x = 13,173,984,686.45/165,401.56
6. Step 6: Final answer
   x = 79,648.49