Finding the Fourth Proportional to 109,751.16, 164,513.74 and 43,164.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,751.16 : 164,513.74 = 43,164.30 : x
2. Step 2: Convert to fraction form
   109,751.16/164,513.74 = 43,164.30/x
3. Step 3: Cross multiply
   109,751.16x = 164,513.74 × 43,164.30
4. Step 4: Simplify right side
   109,751.16x = 7,101,120,427.48
5. Step 5: Solve for x
   x = 7,101,120,427.48/109,751.16
6. Step 6: Final answer
   x = 64,702.01