Finding the Fourth Proportional to 109,566.52, 164,275.62 and 42,965.08

Step by Step Solution

1. Step 1: Write the proportion equation
   109,566.52 : 164,275.62 = 42,965.08 : x
2. Step 2: Convert to fraction form
   109,566.52/164,275.62 = 42,965.08/x
3. Step 3: Cross multiply
   109,566.52x = 164,275.62 × 42,965.08
4. Step 4: Simplify right side
   109,566.52x = 7,058,115,155.35
5. Step 5: Solve for x
   x = 7,058,115,155.35/109,566.52
6. Step 6: Final answer
   x = 64,418.54