Finding the Third Proportional to 7,810,536 and 12,092,688

Step by Step Solution

1. Step 1: Write the proportion equation
   7,810,536 : 12,092,688 = 12,092,688 : x
2. Step 2: Convert to fraction form
   7,810,536/12,092,688 = 12,092,688/x
3. Step 3: Cross multiply
   7,810,536x = 12,092,688 × 12,092,688
4. Step 4: Simplify right side
   7,810,536x = 146,233,103,065,344
5. Step 5: Solve for x
   x = 146,233,103,065,344/7,810,536
6. Step 6: Final answer
   x = 18,722,543.89