Finding the Fourth Proportional to 784,730, 1,082,931.72 and 427,034

Step by Step Solution

1. Step 1: Write the proportion equation
   784,730 : 1,082,931.72 = 427,034 : x
2. Step 2: Convert to fraction form
   784,730/1,082,931.72 = 427,034/x
3. Step 3: Cross multiply
   784,730x = 1,082,931.72 × 427,034
4. Step 4: Simplify right side
   784,730x = 462,448,664,118.48
5. Step 5: Solve for x
   x = 462,448,664,118.48/784,730
6. Step 6: Final answer
   x = 589,309.27