Finding the Third Proportional to 747,830 and 1,160,155

Step by Step Solution

1. Step 1: Write the proportion equation
   747,830 : 1,160,155 = 1,160,155 : x
2. Step 2: Convert to fraction form
   747,830/1,160,155 = 1,160,155/x
3. Step 3: Cross multiply
   747,830x = 1,160,155 × 1,160,155
4. Step 4: Simplify right side
   747,830x = 1,345,959,624,025
5. Step 5: Solve for x
   x = 1,345,959,624,025/747,830
6. Step 6: Final answer
   x = 1,799,820.31