Finding the Fourth Proportional to 161,960.02, 242,986.72 and 49,656.81

Step by Step Solution

1. Step 1: Write the proportion equation
   161,960.02 : 242,986.72 = 49,656.81 : x
2. Step 2: Convert to fraction form
   161,960.02/242,986.72 = 49,656.81/x
3. Step 3: Cross multiply
   161,960.02x = 242,986.72 × 49,656.81
4. Step 4: Simplify right side
   161,960.02x = 12,065,945,387.56
5. Step 5: Solve for x
   x = 12,065,945,387.56/161,960.02
6. Step 6: Final answer
   x = 74,499.53