Finding the Fourth Proportional to 109,574.53, 164,462.83 and 55,577.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,574.53 : 164,462.83 = 55,577.12 : x
2. Step 2: Convert to fraction form
   109,574.53/164,462.83 = 55,577.12/x
3. Step 3: Cross multiply
   109,574.53x = 164,462.83 × 55,577.12
4. Step 4: Simplify right side
   109,574.53x = 9,140,369,477.19
5. Step 5: Solve for x
   x = 9,140,369,477.19/109,574.53
6. Step 6: Final answer
   x = 83,416.92