Finding the Fourth Proportional to 92,701.89, 139,003.59 and 42,756.27

Step by Step Solution

1. Step 1: Write the proportion equation
   92,701.89 : 139,003.59 = 42,756.27 : x
2. Step 2: Convert to fraction form
   92,701.89/139,003.59 = 42,756.27/x
3. Step 3: Cross multiply
   92,701.89x = 139,003.59 × 42,756.27
4. Step 4: Simplify right side
   92,701.89x = 5,943,275,025.01
5. Step 5: Solve for x
   x = 5,943,275,025.01/92,701.89
6. Step 6: Final answer
   x = 64,111.69