Finding the Fourth Proportional to 230,301.15, 317,817.89 and 134,809.89

Step by Step Solution

1. Step 1: Write the proportion equation
   230,301.15 : 317,817.89 = 134,809.89 : x
2. Step 2: Convert to fraction form
   230,301.15/317,817.89 = 134,809.89/x
3. Step 3: Cross multiply
   230,301.15x = 317,817.89 × 134,809.89
4. Step 4: Simplify right side
   230,301.15x = 42,844,994,790.93
5. Step 5: Solve for x
   x = 42,844,994,790.93/230,301.15
6. Step 6: Final answer
   x = 186,039.00