Finding the Fourth Proportional to 202,096.83, 278,895.38 and 111,456.03

Step by Step Solution

1. Step 1: Write the proportion equation
   202,096.83 : 278,895.38 = 111,456.03 : x
2. Step 2: Convert to fraction form
   202,096.83/278,895.38 = 111,456.03/x
3. Step 3: Cross multiply
   202,096.83x = 278,895.38 × 111,456.03
4. Step 4: Simplify right side
   202,096.83x = 31,084,571,282.86
5. Step 5: Solve for x
   x = 31,084,571,282.86/202,096.83
6. Step 6: Final answer
   x = 153,810.29