Finding the Third Proportional to 530,921 and 1,146,365

Step by Step Solution

1. Step 1: Write the proportion equation
   530,921 : 1,146,365 = 1,146,365 : x
2. Step 2: Convert to fraction form
   530,921/1,146,365 = 1,146,365/x
3. Step 3: Cross multiply
   530,921x = 1,146,365 × 1,146,365
4. Step 4: Simplify right side
   530,921x = 1,314,152,713,225
5. Step 5: Solve for x
   x = 1,314,152,713,225/530,921
6. Step 6: Final answer
   x = 2,475,232.12