Finding the Third Proportional to 29,300 and 69,140

Step by Step Solution

1. Step 1: Write the proportion equation
   29,300 : 69,140 = 69,140 : x
2. Step 2: Convert to fraction form
   29,300/69,140 = 69,140/x
3. Step 3: Cross multiply
   29,300x = 69,140 × 69,140
4. Step 4: Simplify right side
   29,300x = 4,780,339,600
5. Step 5: Solve for x
   x = 4,780,339,600/29,300
6. Step 6: Final answer
   x = 163,151.52