Finding the Third Proportional to 1,071,391 and 1,455,076

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,391 : 1,455,076 = 1,455,076 : x
2. Step 2: Convert to fraction form
   1,071,391/1,455,076 = 1,455,076/x
3. Step 3: Cross multiply
   1,071,391x = 1,455,076 × 1,455,076
4. Step 4: Simplify right side
   1,071,391x = 2,117,246,165,776
5. Step 5: Solve for x
   x = 2,117,246,165,776/1,071,391
6. Step 6: Final answer
   x = 1,976,165.72