Finding the Third Proportional to 57,484 and 88,786

Step by Step Solution

1. Step 1: Write the proportion equation
   57,484 : 88,786 = 88,786 : x
2. Step 2: Convert to fraction form
   57,484/88,786 = 88,786/x
3. Step 3: Cross multiply
   57,484x = 88,786 × 88,786
4. Step 4: Simplify right side
   57,484x = 7,882,953,796
5. Step 5: Solve for x
   x = 7,882,953,796/57,484
6. Step 6: Final answer
   x = 137,133.01