Finding the Third Proportional to 5,790,385 and 8,516,988

Step by Step Solution

1. Step 1: Write the proportion equation
   5,790,385 : 8,516,988 = 8,516,988 : x
2. Step 2: Convert to fraction form
   5,790,385/8,516,988 = 8,516,988/x
3. Step 3: Cross multiply
   5,790,385x = 8,516,988 × 8,516,988
4. Step 4: Simplify right side
   5,790,385x = 72,539,084,592,144
5. Step 5: Solve for x
   x = 72,539,084,592,144/5,790,385
6. Step 6: Final answer
   x = 12,527,506.30