Finding the Third Proportional to 662,572 and 898,358.50

Step by Step Solution

1. Step 1: Write the proportion equation
   662,572 : 898,358.50 = 898,358.50 : x
2. Step 2: Convert to fraction form
   662,572/898,358.50 = 898,358.50/x
3. Step 3: Cross multiply
   662,572x = 898,358.50 × 898,358.50
4. Step 4: Simplify right side
   662,572x = 807,047,994,522.25
5. Step 5: Solve for x
   x = 807,047,994,522.25/662,572
6. Step 6: Final answer
   x = 1,218,053.27