Finding the Fourth Proportional to 105,611.60, 158,400.83 and 34,533.74

Step by Step Solution

1. Step 1: Write the proportion equation
   105,611.60 : 158,400.83 = 34,533.74 : x
2. Step 2: Convert to fraction form
   105,611.60/158,400.83 = 34,533.74/x
3. Step 3: Cross multiply
   105,611.60x = 158,400.83 × 34,533.74
4. Step 4: Simplify right side
   105,611.60x = 5,470,172,373.33
5. Step 5: Solve for x
   x = 5,470,172,373.33/105,611.60
6. Step 6: Final answer
   x = 51,795.19