Finding the Fourth Proportional to 218,131.82, 327,372.71 and 112,980.86

Step by Step Solution

1. Step 1: Write the proportion equation
   218,131.82 : 327,372.71 = 112,980.86 : x
2. Step 2: Convert to fraction form
   218,131.82/327,372.71 = 112,980.86/x
3. Step 3: Cross multiply
   218,131.82x = 327,372.71 × 112,980.86
4. Step 4: Simplify right side
   218,131.82x = 36,986,848,114.56
5. Step 5: Solve for x
   x = 36,986,848,114.56/218,131.82
6. Step 6: Final answer
   x = 169,561.91