Finding the Fourth Proportional to 70,517.54, 105,755.25 and 37,219.25

Step by Step Solution

1. Step 1: Write the proportion equation
   70,517.54 : 105,755.25 = 37,219.25 : x
2. Step 2: Convert to fraction form
   70,517.54/105,755.25 = 37,219.25/x
3. Step 3: Cross multiply
   70,517.54x = 105,755.25 × 37,219.25
4. Step 4: Simplify right side
   70,517.54x = 3,936,131,492.52
5. Step 5: Solve for x
   x = 3,936,131,492.52/70,517.54
6. Step 6: Final answer
   x = 55,817.76