Finding the Fourth Proportional to 72,504.99, 108,744.53 and 46,131.39

Step by Step Solution

1. Step 1: Write the proportion equation
   72,504.99 : 108,744.53 = 46,131.39 : x
2. Step 2: Convert to fraction form
   72,504.99/108,744.53 = 46,131.39/x
3. Step 3: Cross multiply
   72,504.99x = 108,744.53 × 46,131.39
4. Step 4: Simplify right side
   72,504.99x = 5,016,536,093.14
5. Step 5: Solve for x
   x = 5,016,536,093.14/72,504.99
6. Step 6: Final answer
   x = 69,188.84