Finding the Fourth Proportional to 4,756.77, 7,131.51 and 4,522.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,756.77 : 7,131.51 = 4,522.59 : x
2. Step 2: Convert to fraction form
   4,756.77/7,131.51 = 4,522.59/x
3. Step 3: Cross multiply
   4,756.77x = 7,131.51 × 4,522.59
4. Step 4: Simplify right side
   4,756.77x = 32,252,895.81
5. Step 5: Solve for x
   x = 32,252,895.81/4,756.77
6. Step 6: Final answer
   x = 6,780.42