Finding the Third Proportional to 1,157,154 and 1,791,555

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157,154 : 1,791,555 = 1,791,555 : x
2. Step 2: Convert to fraction form
   1,157,154/1,791,555 = 1,791,555/x
3. Step 3: Cross multiply
   1,157,154x = 1,791,555 × 1,791,555
4. Step 4: Simplify right side
   1,157,154x = 3,209,669,318,025
5. Step 5: Solve for x
   x = 3,209,669,318,025/1,157,154
6. Step 6: Final answer
   x = 2,773,761.59