Finding the Fourth Proportional to 104,061.18, 143,604.88 and 56,314.53

Step by Step Solution

1. Step 1: Write the proportion equation
   104,061.18 : 143,604.88 = 56,314.53 : x
2. Step 2: Convert to fraction form
   104,061.18/143,604.88 = 56,314.53/x
3. Step 3: Cross multiply
   104,061.18x = 143,604.88 × 56,314.53
4. Step 4: Simplify right side
   104,061.18x = 8,087,041,182.12
5. Step 5: Solve for x
   x = 8,087,041,182.12/104,061.18
6. Step 6: Final answer
   x = 77,714.29