Finding the Third Proportional to 758,374 and 1,142,370

Step by Step Solution

1. Step 1: Write the proportion equation
   758,374 : 1,142,370 = 1,142,370 : x
2. Step 2: Convert to fraction form
   758,374/1,142,370 = 1,142,370/x
3. Step 3: Cross multiply
   758,374x = 1,142,370 × 1,142,370
4. Step 4: Simplify right side
   758,374x = 1,305,009,216,900
5. Step 5: Solve for x
   x = 1,305,009,216,900/758,374
6. Step 6: Final answer
   x = 1,720,798.99