Finding the Third Proportional to 696,158 and 1,520,140

Step by Step Solution

1. Step 1: Write the proportion equation
   696,158 : 1,520,140 = 1,520,140 : x
2. Step 2: Convert to fraction form
   696,158/1,520,140 = 1,520,140/x
3. Step 3: Cross multiply
   696,158x = 1,520,140 × 1,520,140
4. Step 4: Simplify right side
   696,158x = 2,310,825,619,600
5. Step 5: Solve for x
   x = 2,310,825,619,600/696,158
6. Step 6: Final answer
   x = 3,319,398.21