Finding the Fourth Proportional to 105,005.32, 144,884.82 and 62,577.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,005.32 : 144,884.82 = 62,577.88 : x
2. Step 2: Convert to fraction form
   105,005.32/144,884.82 = 62,577.88/x
3. Step 3: Cross multiply
   105,005.32x = 144,884.82 × 62,577.88
4. Step 4: Simplify right side
   105,005.32x = 9,066,584,879.78
5. Step 5: Solve for x
   x = 9,066,584,879.78/105,005.32
6. Step 6: Final answer
   x = 86,344.05