Finding the Fourth Proportional to 89,075.48, 122,944.38 and 55,535

Step by Step Solution

1. Step 1: Write the proportion equation
   89,075.48 : 122,944.38 = 55,535 : x
2. Step 2: Convert to fraction form
   89,075.48/122,944.38 = 55,535/x
3. Step 3: Cross multiply
   89,075.48x = 122,944.38 × 55,535
4. Step 4: Simplify right side
   89,075.48x = 6,827,716,143.30
5. Step 5: Solve for x
   x = 6,827,716,143.30/89,075.48
6. Step 6: Final answer
   x = 76,650.90