Finding the Fourth Proportional to 113,978.94, 157,290.62 and 63,677.94

Step by Step Solution

1. Step 1: Write the proportion equation
   113,978.94 : 157,290.62 = 63,677.94 : x
2. Step 2: Convert to fraction form
   113,978.94/157,290.62 = 63,677.94/x
3. Step 3: Cross multiply
   113,978.94x = 157,290.62 × 63,677.94
4. Step 4: Simplify right side
   113,978.94x = 10,015,942,662.92
5. Step 5: Solve for x
   x = 10,015,942,662.92/113,978.94
6. Step 6: Final answer
   x = 87,875.38