Finding the Fourth Proportional to 199,061.42, 274,731.84 and 117,412.79

Step by Step Solution

1. Step 1: Write the proportion equation
   199,061.42 : 274,731.84 = 117,412.79 : x
2. Step 2: Convert to fraction form
   199,061.42/274,731.84 = 117,412.79/x
3. Step 3: Cross multiply
   199,061.42x = 274,731.84 × 117,412.79
4. Step 4: Simplify right side
   199,061.42x = 32,257,030,462.57
5. Step 5: Solve for x
   x = 32,257,030,462.57/199,061.42
6. Step 6: Final answer
   x = 162,045.62