Finding the Fourth Proportional to 73,323.64, 109,530.56 and 53,173.18

Step by Step Solution

1. Step 1: Write the proportion equation
   73,323.64 : 109,530.56 = 53,173.18 : x
2. Step 2: Convert to fraction form
   73,323.64/109,530.56 = 53,173.18/x
3. Step 3: Cross multiply
   73,323.64x = 109,530.56 × 53,173.18
4. Step 4: Simplify right side
   73,323.64x = 5,824,088,182.38
5. Step 5: Solve for x
   x = 5,824,088,182.38/73,323.64
6. Step 6: Final answer
   x = 79,429.88