Finding the Third Proportional to 9,113,172 and 12,817,068

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113,172 : 12,817,068 = 12,817,068 : x
2. Step 2: Convert to fraction form
   9,113,172/12,817,068 = 12,817,068/x
3. Step 3: Cross multiply
   9,113,172x = 12,817,068 × 12,817,068
4. Step 4: Simplify right side
   9,113,172x = 164,277,232,116,624
5. Step 5: Solve for x
   x = 164,277,232,116,624/9,113,172
6. Step 6: Final answer
   x = 18,026,350.44