Finding the Third Proportional to 35,722.13 and 56,515.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,722.13 : 56,515.50 = 56,515.50 : x
2. Step 2: Convert to fraction form
   35,722.13/56,515.50 = 56,515.50/x
3. Step 3: Cross multiply
   35,722.13x = 56,515.50 × 56,515.50
4. Step 4: Simplify right side
   35,722.13x = 3,194,001,740.25
5. Step 5: Solve for x
   x = 3,194,001,740.25/35,722.13
6. Step 6: Final answer
   x = 89,412.42