Finding the Fourth Proportional to 219,196.80, 302,501.52 and 123,711.84

Step by Step Solution

1. Step 1: Write the proportion equation
   219,196.80 : 302,501.52 = 123,711.84 : x
2. Step 2: Convert to fraction form
   219,196.80/302,501.52 = 123,711.84/x
3. Step 3: Cross multiply
   219,196.80x = 302,501.52 × 123,711.84
4. Step 4: Simplify right side
   219,196.80x = 37,423,019,642.00
5. Step 5: Solve for x
   x = 37,423,019,642.00/219,196.80
6. Step 6: Final answer
   x = 170,727.95