Finding the Third Proportional to 693,666 and 1,513,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   693,666 : 1,513,387.50 = 1,513,387.50 : x
2. Step 2: Convert to fraction form
   693,666/1,513,387.50 = 1,513,387.50/x
3. Step 3: Cross multiply
   693,666x = 1,513,387.50 × 1,513,387.50
4. Step 4: Simplify right side
   693,666x = 2,290,341,725,156.25
5. Step 5: Solve for x
   x = 2,290,341,725,156.25/693,666
6. Step 6: Final answer
   x = 3,301,793.26