Finding the Third Proportional to 530,187 and 1,091,478

Step by Step Solution

1. Step 1: Write the proportion equation
   530,187 : 1,091,478 = 1,091,478 : x
2. Step 2: Convert to fraction form
   530,187/1,091,478 = 1,091,478/x
3. Step 3: Cross multiply
   530,187x = 1,091,478 × 1,091,478
4. Step 4: Simplify right side
   530,187x = 1,191,324,224,484
5. Step 5: Solve for x
   x = 1,191,324,224,484/530,187
6. Step 6: Final answer
   x = 2,246,988.75