Finding the Third Proportional to 863,572 and 1,354,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   863,572 : 1,354,520.50 = 1,354,520.50 : x
2. Step 2: Convert to fraction form
   863,572/1,354,520.50 = 1,354,520.50/x
3. Step 3: Cross multiply
   863,572x = 1,354,520.50 × 1,354,520.50
4. Step 4: Simplify right side
   863,572x = 1,834,725,784,920.25
5. Step 5: Solve for x
   x = 1,834,725,784,920.25/863,572
6. Step 6: Final answer
   x = 2,124,577.67