Finding the Third Proportional to 478,230 and 1,049,340

Step by Step Solution

1. Step 1: Write the proportion equation
   478,230 : 1,049,340 = 1,049,340 : x
2. Step 2: Convert to fraction form
   478,230/1,049,340 = 1,049,340/x
3. Step 3: Cross multiply
   478,230x = 1,049,340 × 1,049,340
4. Step 4: Simplify right side
   478,230x = 1,101,114,435,600
5. Step 5: Solve for x
   x = 1,101,114,435,600/478,230
6. Step 6: Final answer
   x = 2,302,478.80