Finding the Fourth Proportional to 110,196.32, 165,228.78 and 43,646

Step by Step Solution

1. Step 1: Write the proportion equation
   110,196.32 : 165,228.78 = 43,646 : x
2. Step 2: Convert to fraction form
   110,196.32/165,228.78 = 43,646/x
3. Step 3: Cross multiply
   110,196.32x = 165,228.78 × 43,646
4. Step 4: Simplify right side
   110,196.32x = 7,211,575,331.88
5. Step 5: Solve for x
   x = 7,211,575,331.88/110,196.32
6. Step 6: Final answer
   x = 65,442.98