Finding the Fourth Proportional to 111,181.86, 153,434.88 and 60,880.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,181.86 : 153,434.88 = 60,880.86 : x
2. Step 2: Convert to fraction form
   111,181.86/153,434.88 = 60,880.86/x
3. Step 3: Cross multiply
   111,181.86x = 153,434.88 × 60,880.86
4. Step 4: Simplify right side
   111,181.86x = 9,341,247,448.40
5. Step 5: Solve for x
   x = 9,341,247,448.40/111,181.86
6. Step 6: Final answer
   x = 84,017.73