Finding the Fourth Proportional to 153,886.40, 230,910.86 and 109,196.52

Step by Step Solution

1. Step 1: Write the proportion equation
   153,886.40 : 230,910.86 = 109,196.52 : x
2. Step 2: Convert to fraction form
   153,886.40/230,910.86 = 109,196.52/x
3. Step 3: Cross multiply
   153,886.40x = 230,910.86 × 109,196.52
4. Step 4: Simplify right side
   153,886.40x = 25,214,661,796.22
5. Step 5: Solve for x
   x = 25,214,661,796.22/153,886.40
6. Step 6: Final answer
   x = 163,852.44