Finding the Fourth Proportional to 200,185.38, 300,621.51 and 177,746.76

Step by Step Solution

1. Step 1: Write the proportion equation
   200,185.38 : 300,621.51 = 177,746.76 : x
2. Step 2: Convert to fraction form
   200,185.38/300,621.51 = 177,746.76/x
3. Step 3: Cross multiply
   200,185.38x = 300,621.51 × 177,746.76
4. Step 4: Simplify right side
   200,185.38x = 53,434,499,388.81
5. Step 5: Solve for x
   x = 53,434,499,388.81/200,185.38
6. Step 6: Final answer
   x = 266,925.08