Finding the Fourth Proportional to 90,164.35, 135,258.83 and 37,561.53

Step by Step Solution

1. Step 1: Write the proportion equation
   90,164.35 : 135,258.83 = 37,561.53 : x
2. Step 2: Convert to fraction form
   90,164.35/135,258.83 = 37,561.53/x
3. Step 3: Cross multiply
   90,164.35x = 135,258.83 × 37,561.53
4. Step 4: Simplify right side
   90,164.35x = 5,080,528,600.81
5. Step 5: Solve for x
   x = 5,080,528,600.81/90,164.35
6. Step 6: Final answer
   x = 56,347.42