Finding the Third Proportional to 19,784,786 and 42,953,545

Step by Step Solution

1. Step 1: Write the proportion equation
   19,784,786 : 42,953,545 = 42,953,545 : x
2. Step 2: Convert to fraction form
   19,784,786/42,953,545 = 42,953,545/x
3. Step 3: Cross multiply
   19,784,786x = 42,953,545 × 42,953,545
4. Step 4: Simplify right side
   19,784,786x = 1,845,007,028,067,025
5. Step 5: Solve for x
   x = 1,845,007,028,067,025/19,784,786
6. Step 6: Final answer
   x = 93,253,827.87