Finding the Fourth Proportional to 90,063.27, 135,097.22 and 42,667.26

Step by Step Solution

1. Step 1: Write the proportion equation
   90,063.27 : 135,097.22 = 42,667.26 : x
2. Step 2: Convert to fraction form
   90,063.27/135,097.22 = 42,667.26/x
3. Step 3: Cross multiply
   90,063.27x = 135,097.22 × 42,667.26
4. Step 4: Simplify right side
   90,063.27x = 5,764,227,571.07
5. Step 5: Solve for x
   x = 5,764,227,571.07/90,063.27
6. Step 6: Final answer
   x = 64,001.98