Finding the Fourth Proportional to 93,058.88, 139,650.86 and 92,716.49

Step by Step Solution

1. Step 1: Write the proportion equation
   93,058.88 : 139,650.86 = 92,716.49 : x
2. Step 2: Convert to fraction form
   93,058.88/139,650.86 = 92,716.49/x
3. Step 3: Cross multiply
   93,058.88x = 139,650.86 × 92,716.49
4. Step 4: Simplify right side
   93,058.88x = 12,947,938,145.60
5. Step 5: Solve for x
   x = 12,947,938,145.60/93,058.88
6. Step 6: Final answer
   x = 139,137.05