Finding the Fourth Proportional to 7,100.34, 9,798.45 and 4,117.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,100.34 : 9,798.45 = 4,117.91 : x
2. Step 2: Convert to fraction form
   7,100.34/9,798.45 = 4,117.91/x
3. Step 3: Cross multiply
   7,100.34x = 9,798.45 × 4,117.91
4. Step 4: Simplify right side
   7,100.34x = 40,349,086.25
5. Step 5: Solve for x
   x = 40,349,086.25/7,100.34
6. Step 6: Final answer
   x = 5,682.70