Finding the Fourth Proportional to 7,156.91, 9,876.63 and 4,323.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,156.91 : 9,876.63 = 4,323.89 : x
2. Step 2: Convert to fraction form
   7,156.91/9,876.63 = 4,323.89/x
3. Step 3: Cross multiply
   7,156.91x = 9,876.63 × 4,323.89
4. Step 4: Simplify right side
   7,156.91x = 42,705,412.31
5. Step 5: Solve for x
   x = 42,705,412.31/7,156.91
6. Step 6: Final answer
   x = 5,967.02