Finding the Third Proportional to 5,553,294 and 8,389,113

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553,294 : 8,389,113 = 8,389,113 : x
2. Step 2: Convert to fraction form
   5,553,294/8,389,113 = 8,389,113/x
3. Step 3: Cross multiply
   5,553,294x = 8,389,113 × 8,389,113
4. Step 4: Simplify right side
   5,553,294x = 70,377,216,926,769
5. Step 5: Solve for x
   x = 70,377,216,926,769/5,553,294
6. Step 6: Final answer
   x = 12,673,058.00