Finding the Fourth Proportional to 86,819.73, 130,209.81 and 41,818.10

Step by Step Solution

1. Step 1: Write the proportion equation
   86,819.73 : 130,209.81 = 41,818.10 : x
2. Step 2: Convert to fraction form
   86,819.73/130,209.81 = 41,818.10/x
3. Step 3: Cross multiply
   86,819.73x = 130,209.81 × 41,818.10
4. Step 4: Simplify right side
   86,819.73x = 5,445,126,204.51
5. Step 5: Solve for x
   x = 5,445,126,204.51/86,819.73
6. Step 6: Final answer
   x = 62,717.61