Finding the Third Proportional to 9,123,192 and 19,752,120

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123,192 : 19,752,120 = 19,752,120 : x
2. Step 2: Convert to fraction form
   9,123,192/19,752,120 = 19,752,120/x
3. Step 3: Cross multiply
   9,123,192x = 19,752,120 × 19,752,120
4. Step 4: Simplify right side
   9,123,192x = 390,146,244,494,400
5. Step 5: Solve for x
   x = 390,146,244,494,400/9,123,192
6. Step 6: Final answer
   x = 42,764,226.00