Finding the Third Proportional to 100,428 and 151,666.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,428 : 151,666.50 = 151,666.50 : x
2. Step 2: Convert to fraction form
   100,428/151,666.50 = 151,666.50/x
3. Step 3: Cross multiply
   100,428x = 151,666.50 × 151,666.50
4. Step 4: Simplify right side
   100,428x = 23,002,727,222.25
5. Step 5: Solve for x
   x = 23,002,727,222.25/100,428
6. Step 6: Final answer
   x = 229,046.95