Finding the Third Proportional to 723,240 and 1,575,060

Step by Step Solution

1. Step 1: Write the proportion equation
   723,240 : 1,575,060 = 1,575,060 : x
2. Step 2: Convert to fraction form
   723,240/1,575,060 = 1,575,060/x
3. Step 3: Cross multiply
   723,240x = 1,575,060 × 1,575,060
4. Step 4: Simplify right side
   723,240x = 2,480,814,003,600
5. Step 5: Solve for x
   x = 2,480,814,003,600/723,240
6. Step 6: Final answer
   x = 3,430,139.38