Finding the Fourth Proportional to 130,881.65, 196,353.23 and 42,131.82

Step by Step Solution

1. Step 1: Write the proportion equation
   130,881.65 : 196,353.23 = 42,131.82 : x
2. Step 2: Convert to fraction form
   130,881.65/196,353.23 = 42,131.82/x
3. Step 3: Cross multiply
   130,881.65x = 196,353.23 × 42,131.82
4. Step 4: Simplify right side
   130,881.65x = 8,272,718,942.78
5. Step 5: Solve for x
   x = 8,272,718,942.78/130,881.65
6. Step 6: Final answer
   x = 63,207.63