Finding the Fourth Proportional to 161,900.50, 223,422.69 and 94,832.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,900.50 : 223,422.69 = 94,832.50 : x
2. Step 2: Convert to fraction form
   161,900.50/223,422.69 = 94,832.50/x
3. Step 3: Cross multiply
   161,900.50x = 223,422.69 × 94,832.50
4. Step 4: Simplify right side
   161,900.50x = 21,187,732,249.43
5. Step 5: Solve for x
   x = 21,187,732,249.43/161,900.50
6. Step 6: Final answer
   x = 130,868.85