Finding the Third Proportional to 742,276 and 1,152,222

Step by Step Solution

1. Step 1: Write the proportion equation
   742,276 : 1,152,222 = 1,152,222 : x
2. Step 2: Convert to fraction form
   742,276/1,152,222 = 1,152,222/x
3. Step 3: Cross multiply
   742,276x = 1,152,222 × 1,152,222
4. Step 4: Simplify right side
   742,276x = 1,327,615,537,284
5. Step 5: Solve for x
   x = 1,327,615,537,284/742,276
6. Step 6: Final answer
   x = 1,788,573.98