Finding the Fourth Proportional to 105,788.23, 158,684.10 and 49,597.45

Step by Step Solution

1. Step 1: Write the proportion equation
   105,788.23 : 158,684.10 = 49,597.45 : x
2. Step 2: Convert to fraction form
   105,788.23/158,684.10 = 49,597.45/x
3. Step 3: Cross multiply
   105,788.23x = 158,684.10 × 49,597.45
4. Step 4: Simplify right side
   105,788.23x = 7,870,326,715.55
5. Step 5: Solve for x
   x = 7,870,326,715.55/105,788.23
6. Step 6: Final answer
   x = 74,397.00