Finding the Fourth Proportional to 89,924.72, 135,003.72 and 58,898.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,924.72 : 135,003.72 = 58,898.48 : x
2. Step 2: Convert to fraction form
   89,924.72/135,003.72 = 58,898.48/x
3. Step 3: Cross multiply
   89,924.72x = 135,003.72 × 58,898.48
4. Step 4: Simplify right side
   89,924.72x = 7,951,513,902.35
5. Step 5: Solve for x
   x = 7,951,513,902.35/89,924.72
6. Step 6: Final answer
   x = 88,424.12