Finding the Fourth Proportional to 53,792.25, 74,233.32 and 31,436.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,792.25 : 74,233.32 = 31,436.25 : x
2. Step 2: Convert to fraction form
   53,792.25/74,233.32 = 31,436.25/x
3. Step 3: Cross multiply
   53,792.25x = 74,233.32 × 31,436.25
4. Step 4: Simplify right side
   53,792.25x = 2,333,617,205.85
5. Step 5: Solve for x
   x = 2,333,617,205.85/53,792.25
6. Step 6: Final answer
   x = 43,382.03