Finding the Fourth Proportional to 105,592.26, 158,440.43 and 49,436.17

Step by Step Solution

1. Step 1: Write the proportion equation
   105,592.26 : 158,440.43 = 49,436.17 : x
2. Step 2: Convert to fraction form
   105,592.26/158,440.43 = 49,436.17/x
3. Step 3: Cross multiply
   105,592.26x = 158,440.43 × 49,436.17
4. Step 4: Simplify right side
   105,592.26x = 7,832,688,032.35
5. Step 5: Solve for x
   x = 7,832,688,032.35/105,592.26
6. Step 6: Final answer
   x = 74,178.62