Finding the Third Proportional to 35,611.31 and 75,989.81

Step by Step Solution

1. Step 1: Write the proportion equation
   35,611.31 : 75,989.81 = 75,989.81 : x
2. Step 2: Convert to fraction form
   35,611.31/75,989.81 = 75,989.81/x
3. Step 3: Cross multiply
   35,611.31x = 75,989.81 × 75,989.81
4. Step 4: Simplify right side
   35,611.31x = 5,774,451,603.79
5. Step 5: Solve for x
   x = 5,774,451,603.79/35,611.31
6. Step 6: Final answer
   x = 162,152.17