Finding the Fourth Proportional to 219,422.04, 302,800.86 and 123,947.34

Step by Step Solution

1. Step 1: Write the proportion equation
   219,422.04 : 302,800.86 = 123,947.34 : x
2. Step 2: Convert to fraction form
   219,422.04/302,800.86 = 123,947.34/x
3. Step 3: Cross multiply
   219,422.04x = 302,800.86 × 123,947.34
4. Step 4: Simplify right side
   219,422.04x = 37,531,361,146.71
5. Step 5: Solve for x
   x = 37,531,361,146.71/219,422.04
6. Step 6: Final answer
   x = 171,046.45