Finding the Third Proportional to 40,851.75 and 57,808.13

Step by Step Solution

1. Step 1: Write the proportion equation
   40,851.75 : 57,808.13 = 57,808.13 : x
2. Step 2: Convert to fraction form
   40,851.75/57,808.13 = 57,808.13/x
3. Step 3: Cross multiply
   40,851.75x = 57,808.13 × 57,808.13
4. Step 4: Simplify right side
   40,851.75x = 3,341,779,316.02
5. Step 5: Solve for x
   x = 3,341,779,316.02/40,851.75
6. Step 6: Final answer
   x = 81,802.60