Finding the Fourth Proportional to 69,084.50, 103,601.23 and 54,322.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,084.50 : 103,601.23 = 54,322.25 : x
2. Step 2: Convert to fraction form
   69,084.50/103,601.23 = 54,322.25/x
3. Step 3: Cross multiply
   69,084.50x = 103,601.23 × 54,322.25
4. Step 4: Simplify right side
   69,084.50x = 5,627,851,262.56
5. Step 5: Solve for x
   x = 5,627,851,262.56/69,084.50
6. Step 6: Final answer
   x = 81,463.30