Finding the Third Proportional to 519,898 and 1,117,154

Step by Step Solution

1. Step 1: Write the proportion equation
   519,898 : 1,117,154 = 1,117,154 : x
2. Step 2: Convert to fraction form
   519,898/1,117,154 = 1,117,154/x
3. Step 3: Cross multiply
   519,898x = 1,117,154 × 1,117,154
4. Step 4: Simplify right side
   519,898x = 1,248,033,059,716
5. Step 5: Solve for x
   x = 1,248,033,059,716/519,898
6. Step 6: Final answer
   x = 2,400,534.45