Finding the Fourth Proportional to 10,061.90, 15,090.69 and 3,397.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,061.90 : 15,090.69 = 3,397.79 : x
2. Step 2: Convert to fraction form
   10,061.90/15,090.69 = 3,397.79/x
3. Step 3: Cross multiply
   10,061.90x = 15,090.69 × 3,397.79
4. Step 4: Simplify right side
   10,061.90x = 51,274,995.58
5. Step 5: Solve for x
   x = 51,274,995.58/10,061.90
6. Step 6: Final answer
   x = 5,095.96