Finding the Third Proportional to 19,111.13 and 40,534.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,111.13 : 40,534.88 = 40,534.88 : x
2. Step 2: Convert to fraction form
   19,111.13/40,534.88 = 40,534.88/x
3. Step 3: Cross multiply
   19,111.13x = 40,534.88 × 40,534.88
4. Step 4: Simplify right side
   19,111.13x = 1,643,076,091.27
5. Step 5: Solve for x
   x = 1,643,076,091.27/19,111.13
6. Step 6: Final answer
   x = 85,974.85