Finding the Third Proportional to 645,833 and 996,001.50

Step by Step Solution

1. Step 1: Write the proportion equation
   645,833 : 996,001.50 = 996,001.50 : x
2. Step 2: Convert to fraction form
   645,833/996,001.50 = 996,001.50/x
3. Step 3: Cross multiply
   645,833x = 996,001.50 × 996,001.50
4. Step 4: Simplify right side
   645,833x = 992,018,988,002.25
5. Step 5: Solve for x
   x = 992,018,988,002.25/645,833
6. Step 6: Final answer
   x = 1,536,030.19