Finding the Fourth Proportional to 89,018.64, 133,563.06 and 39,063.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,018.64 : 133,563.06 = 39,063.96 : x
2. Step 2: Convert to fraction form
   89,018.64/133,563.06 = 39,063.96/x
3. Step 3: Cross multiply
   89,018.64x = 133,563.06 × 39,063.96
4. Step 4: Simplify right side
   89,018.64x = 5,217,502,033.32
5. Step 5: Solve for x
   x = 5,217,502,033.32/89,018.64
6. Step 6: Final answer
   x = 58,611.34