Finding the Fourth Proportional to 90,164.01, 135,258.32 and 37,561.19

Step by Step Solution

1. Step 1: Write the proportion equation
   90,164.01 : 135,258.32 = 37,561.19 : x
2. Step 2: Convert to fraction form
   90,164.01/135,258.32 = 37,561.19/x
3. Step 3: Cross multiply
   90,164.01x = 135,258.32 × 37,561.19
4. Step 4: Simplify right side
   90,164.01x = 5,080,462,930.65
5. Step 5: Solve for x
   x = 5,080,462,930.65/90,164.01
6. Step 6: Final answer
   x = 56,346.91