Finding the Third Proportional to 35,139 and 55,836.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,139 : 55,836.75 = 55,836.75 : x
2. Step 2: Convert to fraction form
   35,139/55,836.75 = 55,836.75/x
3. Step 3: Cross multiply
   35,139x = 55,836.75 × 55,836.75
4. Step 4: Simplify right side
   35,139x = 3,117,742,650.56
5. Step 5: Solve for x
   x = 3,117,742,650.56/35,139
6. Step 6: Final answer
   x = 88,725.99