Finding the Fourth Proportional to 78,625.50, 118,003.86 and 37,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,625.50 : 118,003.86 = 37,072.50 : x
2. Step 2: Convert to fraction form
   78,625.50/118,003.86 = 37,072.50/x
3. Step 3: Cross multiply
   78,625.50x = 118,003.86 × 37,072.50
4. Step 4: Simplify right side
   78,625.50x = 4,374,698,099.85
5. Step 5: Solve for x
   x = 4,374,698,099.85/78,625.50
6. Step 6: Final answer
   x = 55,639.69