Finding the Fourth Proportional to 105,906.84, 158,813.61 and 49,762.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,906.84 : 158,813.61 = 49,762.92 : x
2. Step 2: Convert to fraction form
   105,906.84/158,813.61 = 49,762.92/x
3. Step 3: Cross multiply
   105,906.84x = 158,813.61 × 49,762.92
4. Step 4: Simplify right side
   105,906.84x = 7,903,028,969.34
5. Step 5: Solve for x
   x = 7,903,028,969.34/105,906.84
6. Step 6: Final answer
   x = 74,622.46