Finding the Fourth Proportional to 109,044.52, 163,490.24 and 42,428.52

Step by Step Solution

1. Step 1: Write the proportion equation
   109,044.52 : 163,490.24 = 42,428.52 : x
2. Step 2: Convert to fraction form
   109,044.52/163,490.24 = 42,428.52/x
3. Step 3: Cross multiply
   109,044.52x = 163,490.24 × 42,428.52
4. Step 4: Simplify right side
   109,044.52x = 6,936,648,917.64
5. Step 5: Solve for x
   x = 6,936,648,917.64/109,044.52
6. Step 6: Final answer
   x = 63,613.00