Finding the Fourth Proportional to 507,158.59, 759,530.42 and 293,476.05

Step by Step Solution

1. Step 1: Write the proportion equation
   507,158.59 : 759,530.42 = 293,476.05 : x
2. Step 2: Convert to fraction form
   507,158.59/759,530.42 = 293,476.05/x
3. Step 3: Cross multiply
   507,158.59x = 759,530.42 × 293,476.05
4. Step 4: Simplify right side
   507,158.59x = 222,903,984,142.58
5. Step 5: Solve for x
   x = 222,903,984,142.58/507,158.59
6. Step 6: Final answer
   x = 439,515.35