Finding the Fourth Proportional to 314,465.94, 434,232.72 and 304,298.10

Step by Step Solution

1. Step 1: Write the proportion equation
   314,465.94 : 434,232.72 = 304,298.10 : x
2. Step 2: Convert to fraction form
   314,465.94/434,232.72 = 304,298.10/x
3. Step 3: Cross multiply
   314,465.94x = 434,232.72 × 304,298.10
4. Step 4: Simplify right side
   314,465.94x = 132,136,191,653.83
5. Step 5: Solve for x
   x = 132,136,191,653.83/314,465.94
6. Step 6: Final answer
   x = 420,192.38