Finding the Fourth Proportional to 414,196.32, 620,699.76 and 177,474.72

Step by Step Solution

1. Step 1: Write the proportion equation
   414,196.32 : 620,699.76 = 177,474.72 : x
2. Step 2: Convert to fraction form
   414,196.32/620,699.76 = 177,474.72/x
3. Step 3: Cross multiply
   414,196.32x = 620,699.76 × 177,474.72
4. Step 4: Simplify right side
   414,196.32x = 110,158,516,110.07
5. Step 5: Solve for x
   x = 110,158,516,110.07/414,196.32
6. Step 6: Final answer
   x = 265,957.25