Finding the Third Proportional to 59,160 and 91,596

Step by Step Solution

1. Step 1: Write the proportion equation
   59,160 : 91,596 = 91,596 : x
2. Step 2: Convert to fraction form
   59,160/91,596 = 91,596/x
3. Step 3: Cross multiply
   59,160x = 91,596 × 91,596
4. Step 4: Simplify right side
   59,160x = 8,389,827,216
5. Step 5: Solve for x
   x = 8,389,827,216/59,160
6. Step 6: Final answer
   x = 141,815.88