Finding the Fourth Proportional to 90,055.83, 135,035.15 and 63,811.83

Step by Step Solution

1. Step 1: Write the proportion equation
   90,055.83 : 135,035.15 = 63,811.83 : x
2. Step 2: Convert to fraction form
   90,055.83/135,035.15 = 63,811.83/x
3. Step 3: Cross multiply
   90,055.83x = 135,035.15 × 63,811.83
4. Step 4: Simplify right side
   90,055.83x = 8,616,839,716.77
5. Step 5: Solve for x
   x = 8,616,839,716.77/90,055.83
6. Step 6: Final answer
   x = 95,683.31