Finding the Third Proportional to 402,275 and 881,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   402,275 : 881,368.50 = 881,368.50 : x
2. Step 2: Convert to fraction form
   402,275/881,368.50 = 881,368.50/x
3. Step 3: Cross multiply
   402,275x = 881,368.50 × 881,368.50
4. Step 4: Simplify right side
   402,275x = 776,810,432,792.25
5. Step 5: Solve for x
   x = 776,810,432,792.25/402,275
6. Step 6: Final answer
   x = 1,931,043.27