Finding the Fourth Proportional to 7,061.18, 10,591.85 and 2,130.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.18 : 10,591.85 = 2,130.86 : x
2. Step 2: Convert to fraction form
   7,061.18/10,591.85 = 2,130.86/x
3. Step 3: Cross multiply
   7,061.18x = 10,591.85 × 2,130.86
4. Step 4: Simplify right side
   7,061.18x = 22,569,749.49
5. Step 5: Solve for x
   x = 22,569,749.49/7,061.18
6. Step 6: Final answer
   x = 3,196.31