Finding the Fourth Proportional to 69,687.60, 104,453.52 and 30,185.52

Step by Step Solution

1. Step 1: Write the proportion equation
   69,687.60 : 104,453.52 = 30,185.52 : x
2. Step 2: Convert to fraction form
   69,687.60/104,453.52 = 30,185.52/x
3. Step 3: Cross multiply
   69,687.60x = 104,453.52 × 30,185.52
4. Step 4: Simplify right side
   69,687.60x = 3,152,983,817.03
5. Step 5: Solve for x
   x = 3,152,983,817.03/69,687.60
6. Step 6: Final answer
   x = 45,244.55