Finding the Fourth Proportional to 109,053.83, 163,549.17 and 42,479.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,053.83 : 163,549.17 = 42,479.12 : x
2. Step 2: Convert to fraction form
   109,053.83/163,549.17 = 42,479.12/x
3. Step 3: Cross multiply
   109,053.83x = 163,549.17 × 42,479.12
4. Step 4: Simplify right side
   109,053.83x = 6,947,425,227.20
5. Step 5: Solve for x
   x = 6,947,425,227.20/109,053.83
6. Step 6: Final answer
   x = 63,706.38