Finding the Fourth Proportional to 111,219.12, 153,484.38 and 60,914.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,219.12 : 153,484.38 = 60,914.88 : x
2. Step 2: Convert to fraction form
   111,219.12/153,484.38 = 60,914.88/x
3. Step 3: Cross multiply
   111,219.12x = 153,484.38 × 60,914.88
4. Step 4: Simplify right side
   111,219.12x = 9,349,482,589.57
5. Step 5: Solve for x
   x = 9,349,482,589.57/111,219.12
6. Step 6: Final answer
   x = 84,063.63