Finding the Fourth Proportional to 111,364.50, 153,683.02 and 61,064.58

Step by Step Solution

1. Step 1: Write the proportion equation
   111,364.50 : 153,683.02 = 61,064.58 : x
2. Step 2: Convert to fraction form
   111,364.50/153,683.02 = 61,064.58/x
3. Step 3: Cross multiply
   111,364.50x = 153,683.02 × 61,064.58
4. Step 4: Simplify right side
   111,364.50x = 9,384,589,069.43
5. Step 5: Solve for x
   x = 9,384,589,069.43/111,364.50
6. Step 6: Final answer
   x = 84,269.13