Finding the Fourth Proportional to 300,461.10, 414,641.23 and 164,492.78

Step by Step Solution

1. Step 1: Write the proportion equation
   300,461.10 : 414,641.23 = 164,492.78 : x
2. Step 2: Convert to fraction form
   300,461.10/414,641.23 = 164,492.78/x
3. Step 3: Cross multiply
   300,461.10x = 414,641.23 × 164,492.78
4. Step 4: Simplify right side
   300,461.10x = 68,205,486,140.88
5. Step 5: Solve for x
   x = 68,205,486,140.88/300,461.10
6. Step 6: Final answer
   x = 227,002.72