Finding the Fourth Proportional to 90,558.00, 135,781.61 and 43,187.58

Step by Step Solution

1. Step 1: Write the proportion equation
   90,558.00 : 135,781.61 = 43,187.58 : x
2. Step 2: Convert to fraction form
   90,558.00/135,781.61 = 43,187.58/x
3. Step 3: Cross multiply
   90,558.00x = 135,781.61 × 43,187.58
4. Step 4: Simplify right side
   90,558.00x = 5,864,078,581.24
5. Step 5: Solve for x
   x = 5,864,078,581.24/90,558.00
6. Step 6: Final answer
   x = 64,754.95