Finding the Fourth Proportional to 7,456.86, 10,290.65 and 4,100.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,456.86 : 10,290.65 = 4,100.02 : x
2. Step 2: Convert to fraction form
   7,456.86/10,290.65 = 4,100.02/x
3. Step 3: Cross multiply
   7,456.86x = 10,290.65 × 4,100.02
4. Step 4: Simplify right side
   7,456.86x = 42,191,824.59
5. Step 5: Solve for x
   x = 42,191,824.59/7,456.86
6. Step 6: Final answer
   x = 5,658.12