Finding the Fourth Proportional to 69,914.94, 104,784.81 and 55,065.18

Step by Step Solution

1. Step 1: Write the proportion equation
   69,914.94 : 104,784.81 = 55,065.18 : x
2. Step 2: Convert to fraction form
   69,914.94/104,784.81 = 55,065.18/x
3. Step 3: Cross multiply
   69,914.94x = 104,784.81 × 55,065.18
4. Step 4: Simplify right side
   69,914.94x = 5,769,994,423.92
5. Step 5: Solve for x
   x = 5,769,994,423.92/69,914.94
6. Step 6: Final answer
   x = 82,528.78