Finding the Fourth Proportional to 213,970.82, 295,279.72 and 118,477.49

Step by Step Solution

1. Step 1: Write the proportion equation
   213,970.82 : 295,279.72 = 118,477.49 : x
2. Step 2: Convert to fraction form
   213,970.82/295,279.72 = 118,477.49/x
3. Step 3: Cross multiply
   213,970.82x = 295,279.72 × 118,477.49
4. Step 4: Simplify right side
   213,970.82x = 34,983,998,300.91
5. Step 5: Solve for x
   x = 34,983,998,300.91/213,970.82
6. Step 6: Final answer
   x = 163,498.93