Finding the Fourth Proportional to 147,885, 204,081.30 and 80,817

Step by Step Solution

1. Step 1: Write the proportion equation
   147,885 : 204,081.30 = 80,817 : x
2. Step 2: Convert to fraction form
   147,885/204,081.30 = 80,817/x
3. Step 3: Cross multiply
   147,885x = 204,081.30 × 80,817
4. Step 4: Simplify right side
   147,885x = 16,493,238,422.10
5. Step 5: Solve for x
   x = 16,493,238,422.10/147,885
6. Step 6: Final answer
   x = 111,527.46