Finding the Third Proportional to 9,069,768 and 19,908,784

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069,768 : 19,908,784 = 19,908,784 : x
2. Step 2: Convert to fraction form
   9,069,768/19,908,784 = 19,908,784/x
3. Step 3: Cross multiply
   9,069,768x = 19,908,784 × 19,908,784
4. Step 4: Simplify right side
   9,069,768x = 396,359,680,358,656
5. Step 5: Solve for x
   x = 396,359,680,358,656/9,069,768
6. Step 6: Final answer
   x = 43,701,192.84