Finding the Fourth Proportional to 63,030.89, 86,981.46 and 34,350.78

Step by Step Solution

1. Step 1: Write the proportion equation
   63,030.89 : 86,981.46 = 34,350.78 : x
2. Step 2: Convert to fraction form
   63,030.89/86,981.46 = 34,350.78/x
3. Step 3: Cross multiply
   63,030.89x = 86,981.46 × 34,350.78
4. Step 4: Simplify right side
   63,030.89x = 2,987,880,996.54
5. Step 5: Solve for x
   x = 2,987,880,996.54/63,030.89
6. Step 6: Final answer
   x = 47,403.44