Finding the Fourth Proportional to 219,333.22, 302,679.86 and 123,846.10

Step by Step Solution

1. Step 1: Write the proportion equation
   219,333.22 : 302,679.86 = 123,846.10 : x
2. Step 2: Convert to fraction form
   219,333.22/302,679.86 = 123,846.10/x
3. Step 3: Cross multiply
   219,333.22x = 302,679.86 × 123,846.10
4. Step 4: Simplify right side
   219,333.22x = 37,485,718,833.62
5. Step 5: Solve for x
   x = 37,485,718,833.62/219,333.22
6. Step 6: Final answer
   x = 170,907.62