Finding the Third Proportional to 19,490.50 and 30,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,490.50 : 30,376.50 = 30,376.50 : x
2. Step 2: Convert to fraction form
   19,490.50/30,376.50 = 30,376.50/x
3. Step 3: Cross multiply
   19,490.50x = 30,376.50 × 30,376.50
4. Step 4: Simplify right side
   19,490.50x = 922,731,752.25
5. Step 5: Solve for x
   x = 922,731,752.25/19,490.50
6. Step 6: Final answer
   x = 47,342.64