Finding the Fourth Proportional to 789,096.38, 1,089,059.72 and 445,003.11

Step by Step Solution

1. Step 1: Write the proportion equation
   789,096.38 : 1,089,059.72 = 445,003.11 : x
2. Step 2: Convert to fraction form
   789,096.38/1,089,059.72 = 445,003.11/x
3. Step 3: Cross multiply
   789,096.38x = 1,089,059.72 × 445,003.11
4. Step 4: Simplify right side
   789,096.38x = 484,634,960,150.71
5. Step 5: Solve for x
   x = 484,634,960,150.71/789,096.38
6. Step 6: Final answer
   x = 614,164.47