Finding the Third Proportional to 526,228 and 1,157,428

Step by Step Solution

1. Step 1: Write the proportion equation
   526,228 : 1,157,428 = 1,157,428 : x
2. Step 2: Convert to fraction form
   526,228/1,157,428 = 1,157,428/x
3. Step 3: Cross multiply
   526,228x = 1,157,428 × 1,157,428
4. Step 4: Simplify right side
   526,228x = 1,339,639,575,184
5. Step 5: Solve for x
   x = 1,339,639,575,184/526,228
6. Step 6: Final answer
   x = 2,545,739.82