Finding the Fourth Proportional to 92,804.96, 139,224.76 and 42,852.06

Step by Step Solution

1. Step 1: Write the proportion equation
   92,804.96 : 139,224.76 = 42,852.06 : x
2. Step 2: Convert to fraction form
   92,804.96/139,224.76 = 42,852.06/x
3. Step 3: Cross multiply
   92,804.96x = 139,224.76 × 42,852.06
4. Step 4: Simplify right side
   92,804.96x = 5,966,067,661.88
5. Step 5: Solve for x
   x = 5,966,067,661.88/92,804.96
6. Step 6: Final answer
   x = 64,286.08