Finding the Third Proportional to 1,045,904 and 2,209,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045,904 : 2,209,312 = 2,209,312 : x
2. Step 2: Convert to fraction form
   1,045,904/2,209,312 = 2,209,312/x
3. Step 3: Cross multiply
   1,045,904x = 2,209,312 × 2,209,312
4. Step 4: Simplify right side
   1,045,904x = 4,881,059,513,344
5. Step 5: Solve for x
   x = 4,881,059,513,344/1,045,904
6. Step 6: Final answer
   x = 4,666,833.20