Finding the Third Proportional to 642,068 and 961,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   642,068 : 961,005.50 = 961,005.50 : x
2. Step 2: Convert to fraction form
   642,068/961,005.50 = 961,005.50/x
3. Step 3: Cross multiply
   642,068x = 961,005.50 × 961,005.50
4. Step 4: Simplify right side
   642,068x = 923,531,571,030.25
5. Step 5: Solve for x
   x = 923,531,571,030.25/642,068
6. Step 6: Final answer
   x = 1,438,370.35