Finding the Fourth Proportional to 53,145.04, 79,722.15 and 13,701.82

Step by Step Solution

1. Step 1: Write the proportion equation
   53,145.04 : 79,722.15 = 13,701.82 : x
2. Step 2: Convert to fraction form
   53,145.04/79,722.15 = 13,701.82/x
3. Step 3: Cross multiply
   53,145.04x = 79,722.15 × 13,701.82
4. Step 4: Simplify right side
   53,145.04x = 1,092,338,549.31
5. Step 5: Solve for x
   x = 1,092,338,549.31/53,145.04
6. Step 6: Final answer
   x = 20,553.91