Finding the Fourth Proportional to 108,994.04, 163,401.96 and 56,418.56

Step by Step Solution

1. Step 1: Write the proportion equation
   108,994.04 : 163,401.96 = 56,418.56 : x
2. Step 2: Convert to fraction form
   108,994.04/163,401.96 = 56,418.56/x
3. Step 3: Cross multiply
   108,994.04x = 163,401.96 × 56,418.56
4. Step 4: Simplify right side
   108,994.04x = 9,218,903,284.38
5. Step 5: Solve for x
   x = 9,218,903,284.38/108,994.04
6. Step 6: Final answer
   x = 84,581.72