Finding the Fourth Proportional to 836,673.86, 1,154,609.42 and 454,700.72

Step by Step Solution

1. Step 1: Write the proportion equation
   836,673.86 : 1,154,609.42 = 454,700.72 : x
2. Step 2: Convert to fraction form
   836,673.86/1,154,609.42 = 454,700.72/x
3. Step 3: Cross multiply
   836,673.86x = 1,154,609.42 × 454,700.72
4. Step 4: Simplify right side
   836,673.86x = 525,001,734,592.78
5. Step 5: Solve for x
   x = 525,001,734,592.78/836,673.86
6. Step 6: Final answer
   x = 627,486.72