Finding the Fourth Proportional to 301,881.42, 416,422.89 and 188,507.34

Step by Step Solution

1. Step 1: Write the proportion equation
   301,881.42 : 416,422.89 = 188,507.34 : x
2. Step 2: Convert to fraction form
   301,881.42/416,422.89 = 188,507.34/x
3. Step 3: Cross multiply
   301,881.42x = 416,422.89 × 188,507.34
4. Step 4: Simplify right side
   301,881.42x = 78,498,771,309.01
5. Step 5: Solve for x
   x = 78,498,771,309.01/301,881.42
6. Step 6: Final answer
   x = 260,031.81