Finding the Third Proportional to 35,507 and 55,396

Step by Step Solution

1. Step 1: Write the proportion equation
   35,507 : 55,396 = 55,396 : x
2. Step 2: Convert to fraction form
   35,507/55,396 = 55,396/x
3. Step 3: Cross multiply
   35,507x = 55,396 × 55,396
4. Step 4: Simplify right side
   35,507x = 3,068,716,816
5. Step 5: Solve for x
   x = 3,068,716,816/35,507
6. Step 6: Final answer
   x = 86,425.69