Finding the Third Proportional to 5,608,012 and 8,402,550

Step by Step Solution

1. Step 1: Write the proportion equation
   5,608,012 : 8,402,550 = 8,402,550 : x
2. Step 2: Convert to fraction form
   5,608,012/8,402,550 = 8,402,550/x
3. Step 3: Cross multiply
   5,608,012x = 8,402,550 × 8,402,550
4. Step 4: Simplify right side
   5,608,012x = 70,602,846,502,500
5. Step 5: Solve for x
   x = 70,602,846,502,500/5,608,012
6. Step 6: Final answer
   x = 12,589,638.98