Finding the Fourth Proportional to 144,567, 199,625.58 and 90,941.76

Step by Step Solution

1. Step 1: Write the proportion equation
   144,567 : 199,625.58 = 90,941.76 : x
2. Step 2: Convert to fraction form
   144,567/199,625.58 = 90,941.76/x
3. Step 3: Cross multiply
   144,567x = 199,625.58 × 90,941.76
4. Step 4: Simplify right side
   144,567x = 18,154,301,586.22
5. Step 5: Solve for x
   x = 18,154,301,586.22/144,567
6. Step 6: Final answer
   x = 125,577.08