Finding the Fourth Proportional to 53,170.72, 73,373.34 and 30,493.96

Step by Step Solution

1. Step 1: Write the proportion equation
   53,170.72 : 73,373.34 = 30,493.96 : x
2. Step 2: Convert to fraction form
   53,170.72/73,373.34 = 30,493.96/x
3. Step 3: Cross multiply
   53,170.72x = 73,373.34 × 30,493.96
4. Step 4: Simplify right side
   53,170.72x = 2,237,443,695.03
5. Step 5: Solve for x
   x = 2,237,443,695.03/53,170.72
6. Step 6: Final answer
   x = 42,080.37