Finding the Fourth Proportional to 213,081.86, 294,060.03 and 116,291.01

Step by Step Solution

1. Step 1: Write the proportion equation
   213,081.86 : 294,060.03 = 116,291.01 : x
2. Step 2: Convert to fraction form
   213,081.86/294,060.03 = 116,291.01/x
3. Step 3: Cross multiply
   213,081.86x = 294,060.03 × 116,291.01
4. Step 4: Simplify right side
   213,081.86x = 34,196,537,889.33
5. Step 5: Solve for x
   x = 34,196,537,889.33/213,081.86
6. Step 6: Final answer
   x = 160,485.45