Finding the Fourth Proportional to 104,741.91, 144,539.51 and 56,995.25

Step by Step Solution

1. Step 1: Write the proportion equation
   104,741.91 : 144,539.51 = 56,995.25 : x
2. Step 2: Convert to fraction form
   104,741.91/144,539.51 = 56,995.25/x
3. Step 3: Cross multiply
   104,741.91x = 144,539.51 × 56,995.25
4. Step 4: Simplify right side
   104,741.91x = 8,238,064,499.65
5. Step 5: Solve for x
   x = 8,238,064,499.65/104,741.91
6. Step 6: Final answer
   x = 78,651.08