Finding the Fourth Proportional to 219,053.84, 302,281.72 and 123,554.84

Step by Step Solution

1. Step 1: Write the proportion equation
   219,053.84 : 302,281.72 = 123,554.84 : x
2. Step 2: Convert to fraction form
   219,053.84/302,281.72 = 123,554.84/x
3. Step 3: Cross multiply
   219,053.84x = 302,281.72 × 123,554.84
4. Step 4: Simplify right side
   219,053.84x = 37,348,369,549.52
5. Step 5: Solve for x
   x = 37,348,369,549.52/219,053.84
6. Step 6: Final answer
   x = 170,498.58