Finding the Third Proportional to 108,730 and 153,114

Step by Step Solution

1. Step 1: Write the proportion equation
   108,730 : 153,114 = 153,114 : x
2. Step 2: Convert to fraction form
   108,730/153,114 = 153,114/x
3. Step 3: Cross multiply
   108,730x = 153,114 × 153,114
4. Step 4: Simplify right side
   108,730x = 23,443,896,996
5. Step 5: Solve for x
   x = 23,443,896,996/108,730
6. Step 6: Final answer
   x = 215,615.72