Finding the Fourth Proportional to 10,087.62, 15,128.19 and 3,842.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087.62 : 15,128.19 = 3,842.93 : x
2. Step 2: Convert to fraction form
   10,087.62/15,128.19 = 3,842.93/x
3. Step 3: Cross multiply
   10,087.62x = 15,128.19 × 3,842.93
4. Step 4: Simplify right side
   10,087.62x = 58,136,499.56
5. Step 5: Solve for x
   x = 58,136,499.56/10,087.62
6. Step 6: Final answer
   x = 5,763.15