Finding the Fourth Proportional to 609,462.72, 914,783.76 and 294,141.60

Step by Step Solution

1. Step 1: Write the proportion equation
   609,462.72 : 914,783.76 = 294,141.60 : x
2. Step 2: Convert to fraction form
   609,462.72/914,783.76 = 294,141.60/x
3. Step 3: Cross multiply
   609,462.72x = 914,783.76 × 294,141.60
4. Step 4: Simplify right side
   609,462.72x = 269,075,958,820.42
5. Step 5: Solve for x
   x = 269,075,958,820.42/609,462.72
6. Step 6: Final answer
   x = 441,496.99