Finding the Fourth Proportional to 72,515.49, 108,760.26 and 46,141.89

Step by Step Solution

1. Step 1: Write the proportion equation
   72,515.49 : 108,760.26 = 46,141.89 : x
2. Step 2: Convert to fraction form
   72,515.49/108,760.26 = 46,141.89/x
3. Step 3: Cross multiply
   72,515.49x = 108,760.26 × 46,141.89
4. Step 4: Simplify right side
   72,515.49x = 5,018,403,953.29
5. Step 5: Solve for x
   x = 5,018,403,953.29/72,515.49
6. Step 6: Final answer
   x = 69,204.58