Finding the Fourth Proportional to 58,096.71, 87,127.61 and 20,651.88

Step by Step Solution

1. Step 1: Write the proportion equation
   58,096.71 : 87,127.61 = 20,651.88 : x
2. Step 2: Convert to fraction form
   58,096.71/87,127.61 = 20,651.88/x
3. Step 3: Cross multiply
   58,096.71x = 87,127.61 × 20,651.88
4. Step 4: Simplify right side
   58,096.71x = 1,799,348,843.15
5. Step 5: Solve for x
   x = 1,799,348,843.15/58,096.71
6. Step 6: Final answer
   x = 30,971.61