Finding the Fourth Proportional to 130,869.82, 196,336.06 and 42,131.62

Step by Step Solution

1. Step 1: Write the proportion equation
   130,869.82 : 196,336.06 = 42,131.62 : x
2. Step 2: Convert to fraction form
   130,869.82/196,336.06 = 42,131.62/x
3. Step 3: Cross multiply
   130,869.82x = 196,336.06 × 42,131.62
4. Step 4: Simplify right side
   130,869.82x = 8,271,956,272.22
5. Step 5: Solve for x
   x = 8,271,956,272.22/130,869.82
6. Step 6: Final answer
   x = 63,207.52