Finding the Third Proportional to 619,272 and 957,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   619,272 : 957,088.50 = 957,088.50 : x
2. Step 2: Convert to fraction form
   619,272/957,088.50 = 957,088.50/x
3. Step 3: Cross multiply
   619,272x = 957,088.50 × 957,088.50
4. Step 4: Simplify right side
   619,272x = 916,018,396,832.25
5. Step 5: Solve for x
   x = 916,018,396,832.25/619,272
6. Step 6: Final answer
   x = 1,479,185.88