Finding the Third Proportional to 72,457.88 and 113,106.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,457.88 : 113,106.38 = 113,106.38 : x
2. Step 2: Convert to fraction form
   72,457.88/113,106.38 = 113,106.38/x
3. Step 3: Cross multiply
   72,457.88x = 113,106.38 × 113,106.38
4. Step 4: Simplify right side
   72,457.88x = 12,793,052,065.64
5. Step 5: Solve for x
   x = 12,793,052,065.64/72,457.88
6. Step 6: Final answer
   x = 176,558.48