Finding the Third Proportional to 1,128,697.50 and 1,748,397

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,697.50 : 1,748,397 = 1,748,397 : x
2. Step 2: Convert to fraction form
   1,128,697.50/1,748,397 = 1,748,397/x
3. Step 3: Cross multiply
   1,128,697.50x = 1,748,397 × 1,748,397
4. Step 4: Simplify right side
   1,128,697.50x = 3,056,892,069,609
5. Step 5: Solve for x
   x = 3,056,892,069,609/1,128,697.50
6. Step 6: Final answer
   x = 2,708,336.00