Finding the Third Proportional to 5,354,316 and 8,156,950

Step by Step Solution

1. Step 1: Write the proportion equation
   5,354,316 : 8,156,950 = 8,156,950 : x
2. Step 2: Convert to fraction form
   5,354,316/8,156,950 = 8,156,950/x
3. Step 3: Cross multiply
   5,354,316x = 8,156,950 × 8,156,950
4. Step 4: Simplify right side
   5,354,316x = 66,535,833,302,500
5. Step 5: Solve for x
   x = 66,535,833,302,500/5,354,316
6. Step 6: Final answer
   x = 12,426,579.47