Finding the Fourth Proportional to 103,661.56, 143,052.06 and 58,949.56

Step by Step Solution

1. Step 1: Write the proportion equation
   103,661.56 : 143,052.06 = 58,949.56 : x
2. Step 2: Convert to fraction form
   103,661.56/143,052.06 = 58,949.56/x
3. Step 3: Cross multiply
   103,661.56x = 143,052.06 × 58,949.56
4. Step 4: Simplify right side
   103,661.56x = 8,432,855,994.09
5. Step 5: Solve for x
   x = 8,432,855,994.09/103,661.56
6. Step 6: Final answer
   x = 81,349.89