Finding the Third Proportional to 92,100 and 142,645.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,100 : 142,645.50 = 142,645.50 : x
2. Step 2: Convert to fraction form
   92,100/142,645.50 = 142,645.50/x
3. Step 3: Cross multiply
   92,100x = 142,645.50 × 142,645.50
4. Step 4: Simplify right side
   92,100x = 20,347,738,670.25
5. Step 5: Solve for x
   x = 20,347,738,670.25/92,100
6. Step 6: Final answer
   x = 220,930.93