Finding the Fourth Proportional to 219,062.05, 302,314.82 and 123,568.72

Step by Step Solution

1. Step 1: Write the proportion equation
   219,062.05 : 302,314.82 = 123,568.72 : x
2. Step 2: Convert to fraction form
   219,062.05/302,314.82 = 123,568.72/x
3. Step 3: Cross multiply
   219,062.05x = 302,314.82 × 123,568.72
4. Step 4: Simplify right side
   219,062.05x = 37,356,653,970.80
5. Step 5: Solve for x
   x = 37,356,653,970.80/219,062.05
6. Step 6: Final answer
   x = 170,530.01