Finding the Third Proportional to 493,111,188 and 740,315,538

Step by Step Solution

1. Step 1: Write the proportion equation
   493,111,188 : 740,315,538 = 740,315,538 : x
2. Step 2: Convert to fraction form
   493,111,188/740,315,538 = 740,315,538/x
3. Step 3: Cross multiply
   493,111,188x = 740,315,538 × 740,315,538
4. Step 4: Simplify right side
   493,111,188x = 548,067,095,804,229,440
5. Step 5: Solve for x
   x = 548,067,095,804,229,440/493,111,188
6. Step 6: Final answer
   x = 1,111,447,294.53