Finding the Third Proportional to 5,354,334 and 8,156,970

Step by Step Solution

1. Step 1: Write the proportion equation
   5,354,334 : 8,156,970 = 8,156,970 : x
2. Step 2: Convert to fraction form
   5,354,334/8,156,970 = 8,156,970/x
3. Step 3: Cross multiply
   5,354,334x = 8,156,970 × 8,156,970
4. Step 4: Simplify right side
   5,354,334x = 66,536,159,580,900
5. Step 5: Solve for x
   x = 66,536,159,580,900/5,354,334
6. Step 6: Final answer
   x = 12,426,598.64