Finding the Third Proportional to 30,116.81 and 65,701.13

Step by Step Solution

1. Step 1: Write the proportion equation
   30,116.81 : 65,701.13 = 65,701.13 : x
2. Step 2: Convert to fraction form
   30,116.81/65,701.13 = 65,701.13/x
3. Step 3: Cross multiply
   30,116.81x = 65,701.13 × 65,701.13
4. Step 4: Simplify right side
   30,116.81x = 4,316,637,826.27
5. Step 5: Solve for x
   x = 4,316,637,826.27/30,116.81
6. Step 6: Final answer
   x = 143,329.84