Finding the Third Proportional to 243,088 and 530,036

Step by Step Solution

1. Step 1: Write the proportion equation
   243,088 : 530,036 = 530,036 : x
2. Step 2: Convert to fraction form
   243,088/530,036 = 530,036/x
3. Step 3: Cross multiply
   243,088x = 530,036 × 530,036
4. Step 4: Simplify right side
   243,088x = 280,938,161,296
5. Step 5: Solve for x
   x = 280,938,161,296/243,088
6. Step 6: Final answer
   x = 1,155,705.59