Finding the Third Proportional to 402,264 and 881,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   402,264 : 881,346.50 = 881,346.50 : x
2. Step 2: Convert to fraction form
   402,264/881,346.50 = 881,346.50/x
3. Step 3: Cross multiply
   402,264x = 881,346.50 × 881,346.50
4. Step 4: Simplify right side
   402,264x = 776,771,653,062.25
5. Step 5: Solve for x
   x = 776,771,653,062.25/402,264
6. Step 6: Final answer
   x = 1,930,999.67