Finding the Fourth Proportional to 297,905.42, 411,085.05 and 175,378.34

Step by Step Solution

1. Step 1: Write the proportion equation
   297,905.42 : 411,085.05 = 175,378.34 : x
2. Step 2: Convert to fraction form
   297,905.42/411,085.05 = 175,378.34/x
3. Step 3: Cross multiply
   297,905.42x = 411,085.05 × 175,378.34
4. Step 4: Simplify right side
   297,905.42x = 72,095,413,667.82
5. Step 5: Solve for x
   x = 72,095,413,667.82/297,905.42
6. Step 6: Final answer
   x = 242,007.73