Finding the Fourth Proportional to 309,683.01, 464,570.69 and 109,986.63

Step by Step Solution

1. Step 1: Write the proportion equation
   309,683.01 : 464,570.69 = 109,986.63 : x
2. Step 2: Convert to fraction form
   309,683.01/464,570.69 = 109,986.63/x
3. Step 3: Cross multiply
   309,683.01x = 464,570.69 × 109,986.63
4. Step 4: Simplify right side
   309,683.01x = 51,096,564,039.94
5. Step 5: Solve for x
   x = 51,096,564,039.94/309,683.01
6. Step 6: Final answer
   x = 164,996.34