Finding the Fourth Proportional to 104,693.13, 144,477.22 and 56,946.82

Step by Step Solution

1. Step 1: Write the proportion equation
   104,693.13 : 144,477.22 = 56,946.82 : x
2. Step 2: Convert to fraction form
   104,693.13/144,477.22 = 56,946.82/x
3. Step 3: Cross multiply
   104,693.13x = 144,477.22 × 56,946.82
4. Step 4: Simplify right side
   104,693.13x = 8,227,518,521.89
5. Step 5: Solve for x
   x = 8,227,518,521.89/104,693.13
6. Step 6: Final answer
   x = 78,586.99