Finding the Third Proportional to 19,955,911.50 and 43,105,143

Step by Step Solution

1. Step 1: Write the proportion equation
   19,955,911.50 : 43,105,143 = 43,105,143 : x
2. Step 2: Convert to fraction form
   19,955,911.50/43,105,143 = 43,105,143/x
3. Step 3: Cross multiply
   19,955,911.50x = 43,105,143 × 43,105,143
4. Step 4: Simplify right side
   19,955,911.50x = 1,858,053,353,050,449
5. Step 5: Solve for x
   x = 1,858,053,353,050,449/19,955,911.50
6. Step 6: Final answer
   x = 93,107,917.07