Finding the Fourth Proportional to 51,859.98, 71,547.89 and 30,342.96

Step by Step Solution

1. Step 1: Write the proportion equation
   51,859.98 : 71,547.89 = 30,342.96 : x
2. Step 2: Convert to fraction form
   51,859.98/71,547.89 = 30,342.96/x
3. Step 3: Cross multiply
   51,859.98x = 71,547.89 × 30,342.96
4. Step 4: Simplify right side
   51,859.98x = 2,170,974,612.64
5. Step 5: Solve for x
   x = 2,170,974,612.64/51,859.98
6. Step 6: Final answer
   x = 41,862.23