Finding the Fourth Proportional to 109,287.02, 163,956.33 and 34,407.15

Step by Step Solution

1. Step 1: Write the proportion equation
   109,287.02 : 163,956.33 = 34,407.15 : x
2. Step 2: Convert to fraction form
   109,287.02/163,956.33 = 34,407.15/x
3. Step 3: Cross multiply
   109,287.02x = 163,956.33 × 34,407.15
4. Step 4: Simplify right side
   109,287.02x = 5,641,270,039.76
5. Step 5: Solve for x
   x = 5,641,270,039.76/109,287.02
6. Step 6: Final answer
   x = 51,618.85