Finding the Fourth Proportional to 161,443.77, 222,803.05 and 89,823.94

Step by Step Solution

1. Step 1: Write the proportion equation
   161,443.77 : 222,803.05 = 89,823.94 : x
2. Step 2: Convert to fraction form
   161,443.77/222,803.05 = 89,823.94/x
3. Step 3: Cross multiply
   161,443.77x = 222,803.05 × 89,823.94
4. Step 4: Simplify right side
   161,443.77x = 20,013,047,795.02
5. Step 5: Solve for x
   x = 20,013,047,795.02/161,443.77
6. Step 6: Final answer
   x = 123,962.96