Finding the Fourth Proportional to 297,406.72, 410,445.72 and 170,106.88

Step by Step Solution

1. Step 1: Write the proportion equation
   297,406.72 : 410,445.72 = 170,106.88 : x
2. Step 2: Convert to fraction form
   297,406.72/410,445.72 = 170,106.88/x
3. Step 3: Cross multiply
   297,406.72x = 410,445.72 × 170,106.88
4. Step 4: Simplify right side
   297,406.72x = 69,819,640,838.55
5. Step 5: Solve for x
   x = 69,819,640,838.55/297,406.72
6. Step 6: Final answer
   x = 234,761.48