Finding the Third Proportional to 5,779,264 and 8,501,312

Step by Step Solution

1. Step 1: Write the proportion equation
   5,779,264 : 8,501,312 = 8,501,312 : x
2. Step 2: Convert to fraction form
   5,779,264/8,501,312 = 8,501,312/x
3. Step 3: Cross multiply
   5,779,264x = 8,501,312 × 8,501,312
4. Step 4: Simplify right side
   5,779,264x = 72,272,305,721,344
5. Step 5: Solve for x
   x = 72,272,305,721,344/5,779,264
6. Step 6: Final answer
   x = 12,505,451.51