Finding the Fourth Proportional to 71,277.50, 98,403.71 and 53,227.46

Step by Step Solution

1. Step 1: Write the proportion equation
   71,277.50 : 98,403.71 = 53,227.46 : x
2. Step 2: Convert to fraction form
   71,277.50/98,403.71 = 53,227.46/x
3. Step 3: Cross multiply
   71,277.50x = 98,403.71 × 53,227.46
4. Step 4: Simplify right side
   71,277.50x = 5,237,778,779.72
5. Step 5: Solve for x
   x = 5,237,778,779.72/71,277.50
6. Step 6: Final answer
   x = 73,484.33