Finding the Third Proportional to 59,430 and 130,522

Step by Step Solution

1. Step 1: Write the proportion equation
   59,430 : 130,522 = 130,522 : x
2. Step 2: Convert to fraction form
   59,430/130,522 = 130,522/x
3. Step 3: Cross multiply
   59,430x = 130,522 × 130,522
4. Step 4: Simplify right side
   59,430x = 17,035,992,484
5. Step 5: Solve for x
   x = 17,035,992,484/59,430
6. Step 6: Final answer
   x = 286,656.44