Finding the Third Proportional to 1,197,130 and 1,615,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,130 : 1,615,146 = 1,615,146 : x
2. Step 2: Convert to fraction form
   1,197,130/1,615,146 = 1,615,146/x
3. Step 3: Cross multiply
   1,197,130x = 1,615,146 × 1,615,146
4. Step 4: Simplify right side
   1,197,130x = 2,608,696,601,316
5. Step 5: Solve for x
   x = 2,608,696,601,316/1,197,130
6. Step 6: Final answer
   x = 2,179,125.58