Finding the Fourth Proportional to 6,881.01, 10,320.70 and 4,071.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,881.01 : 10,320.70 = 4,071.52 : x
2. Step 2: Convert to fraction form
   6,881.01/10,320.70 = 4,071.52/x
3. Step 3: Cross multiply
   6,881.01x = 10,320.70 × 4,071.52
4. Step 4: Simplify right side
   6,881.01x = 42,020,936.46
5. Step 5: Solve for x
   x = 42,020,936.46/6,881.01
6. Step 6: Final answer
   x = 6,106.80