Finding the Fourth Proportional to 213,076.86, 294,043.50 and 117,581.46

Step by Step Solution

1. Step 1: Write the proportion equation
   213,076.86 : 294,043.50 = 117,581.46 : x
2. Step 2: Convert to fraction form
   213,076.86/294,043.50 = 117,581.46/x
3. Step 3: Cross multiply
   213,076.86x = 294,043.50 × 117,581.46
4. Step 4: Simplify right side
   213,076.86x = 34,574,064,033.51
5. Step 5: Solve for x
   x = 34,574,064,033.51/213,076.86
6. Step 6: Final answer
   x = 162,261.00