Finding the Fourth Proportional to 58,061.96, 87,084.21 and 18,613.76

Step by Step Solution

1. Step 1: Write the proportion equation
   58,061.96 : 87,084.21 = 18,613.76 : x
2. Step 2: Convert to fraction form
   58,061.96/87,084.21 = 18,613.76/x
3. Step 3: Cross multiply
   58,061.96x = 87,084.21 × 18,613.76
4. Step 4: Simplify right side
   58,061.96x = 1,620,964,584.73
5. Step 5: Solve for x
   x = 1,620,964,584.73/58,061.96
6. Step 6: Final answer
   x = 27,917.84