Finding the Fourth Proportional to 367,020.96, 550,472.55 and 100,719.30

Step by Step Solution

1. Step 1: Write the proportion equation
   367,020.96 : 550,472.55 = 100,719.30 : x
2. Step 2: Convert to fraction form
   367,020.96/550,472.55 = 100,719.30/x
3. Step 3: Cross multiply
   367,020.96x = 550,472.55 × 100,719.30
4. Step 4: Simplify right side
   367,020.96x = 55,443,209,905.22
5. Step 5: Solve for x
   x = 55,443,209,905.22/367,020.96
6. Step 6: Final answer
   x = 151,062.79