Finding the Third Proportional to 552,261 and 1,191,507

Step by Step Solution

1. Step 1: Write the proportion equation
   552,261 : 1,191,507 = 1,191,507 : x
2. Step 2: Convert to fraction form
   552,261/1,191,507 = 1,191,507/x
3. Step 3: Cross multiply
   552,261x = 1,191,507 × 1,191,507
4. Step 4: Simplify right side
   552,261x = 1,419,688,931,049
5. Step 5: Solve for x
   x = 1,419,688,931,049/552,261
6. Step 6: Final answer
   x = 2,570,684.75