Finding the Fourth Proportional to 53,293.91, 79,945.10 and 31,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   53,293.91 : 79,945.10 = 31,109.52 : x
2. Step 2: Convert to fraction form
   53,293.91/79,945.10 = 31,109.52/x
3. Step 3: Cross multiply
   53,293.91x = 79,945.10 × 31,109.52
4. Step 4: Simplify right side
   53,293.91x = 2,487,053,531.80
5. Step 5: Solve for x
   x = 2,487,053,531.80/53,293.91
6. Step 6: Final answer
   x = 46,666.75