Finding the Third Proportional to 738,140 and 1,615,152

Step by Step Solution

1. Step 1: Write the proportion equation
   738,140 : 1,615,152 = 1,615,152 : x
2. Step 2: Convert to fraction form
   738,140/1,615,152 = 1,615,152/x
3. Step 3: Cross multiply
   738,140x = 1,615,152 × 1,615,152
4. Step 4: Simplify right side
   738,140x = 2,608,715,983,104
5. Step 5: Solve for x
   x = 2,608,715,983,104/738,140
6. Step 6: Final answer
   x = 3,534,175.07