Finding the Fourth Proportional to 213,069.98, 294,034.72 and 116,275.75

Step by Step Solution

1. Step 1: Write the proportion equation
   213,069.98 : 294,034.72 = 116,275.75 : x
2. Step 2: Convert to fraction form
   213,069.98/294,034.72 = 116,275.75/x
3. Step 3: Cross multiply
   213,069.98x = 294,034.72 × 116,275.75
4. Step 4: Simplify right side
   213,069.98x = 34,189,107,594.04
5. Step 5: Solve for x
   x = 34,189,107,594.04/213,069.98
6. Step 6: Final answer
   x = 160,459.52