Finding the Third Proportional to 4,925.81 and 7,631.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,925.81 : 7,631.72 = 7,631.72 : x
2. Step 2: Convert to fraction form
   4,925.81/7,631.72 = 7,631.72/x
3. Step 3: Cross multiply
   4,925.81x = 7,631.72 × 7,631.72
4. Step 4: Simplify right side
   4,925.81x = 58,243,131.08
5. Step 5: Solve for x
   x = 58,243,131.08/4,925.81
6. Step 6: Final answer
   x = 11,824.07