Finding the Third Proportional to 1,316,117 and 2,870,212

Step by Step Solution

1. Step 1: Write the proportion equation
   1,316,117 : 2,870,212 = 2,870,212 : x
2. Step 2: Convert to fraction form
   1,316,117/2,870,212 = 2,870,212/x
3. Step 3: Cross multiply
   1,316,117x = 2,870,212 × 2,870,212
4. Step 4: Simplify right side
   1,316,117x = 8,238,116,924,944
5. Step 5: Solve for x
   x = 8,238,116,924,944/1,316,117
6. Step 6: Final answer
   x = 6,259,410.77