Finding the Third Proportional to 521,599 and 1,112,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,599 : 1,112,091.50 = 1,112,091.50 : x
2. Step 2: Convert to fraction form
   521,599/1,112,091.50 = 1,112,091.50/x
3. Step 3: Cross multiply
   521,599x = 1,112,091.50 × 1,112,091.50
4. Step 4: Simplify right side
   521,599x = 1,236,747,504,372.25
5. Step 5: Solve for x
   x = 1,236,747,504,372.25/521,599
6. Step 6: Final answer
   x = 2,371,069.55