Finding the Third Proportional to 19,428.75 and 41,613.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,428.75 : 41,613.88 = 41,613.88 : x
2. Step 2: Convert to fraction form
   19,428.75/41,613.88 = 41,613.88/x
3. Step 3: Cross multiply
   19,428.75x = 41,613.88 × 41,613.88
4. Step 4: Simplify right side
   19,428.75x = 1,731,714,592.52
5. Step 5: Solve for x
   x = 1,731,714,592.52/19,428.75
6. Step 6: Final answer
   x = 89,131.55