Finding the Third Proportional to 831,581.25 and 1,158,602.25

Step by Step Solution

1. Step 1: Write the proportion equation
   831,581.25 : 1,158,602.25 = 1,158,602.25 : x
2. Step 2: Convert to fraction form
   831,581.25/1,158,602.25 = 1,158,602.25/x
3. Step 3: Cross multiply
   831,581.25x = 1,158,602.25 × 1,158,602.25
4. Step 4: Simplify right side
   831,581.25x = 1,342,359,173,705.06
5. Step 5: Solve for x
   x = 1,342,359,173,705.06/831,581.25
6. Step 6: Final answer
   x = 1,614,224.92