Finding the Fourth Proportional to 6,100.91, 9,145.21 and 4,636.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.91 : 9,145.21 = 4,636.98 : x
2. Step 2: Convert to fraction form
   6,100.91/9,145.21 = 4,636.98/x
3. Step 3: Cross multiply
   6,100.91x = 9,145.21 × 4,636.98
4. Step 4: Simplify right side
   6,100.91x = 42,406,155.87
5. Step 5: Solve for x
   x = 42,406,155.87/6,100.91
6. Step 6: Final answer
   x = 6,950.79