Finding the Third Proportional to 8,564,492 and 12,610,164

Step by Step Solution

1. Step 1: Write the proportion equation
   8,564,492 : 12,610,164 = 12,610,164 : x
2. Step 2: Convert to fraction form
   8,564,492/12,610,164 = 12,610,164/x
3. Step 3: Cross multiply
   8,564,492x = 12,610,164 × 12,610,164
4. Step 4: Simplify right side
   8,564,492x = 159,016,236,106,896
5. Step 5: Solve for x
   x = 159,016,236,106,896/8,564,492
6. Step 6: Final answer
   x = 18,566,919.80