Finding the Third Proportional to 42,694,471.50 and 91,873,154.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,694,471.50 : 91,873,154.50 = 91,873,154.50 : x
2. Step 2: Convert to fraction form
   42,694,471.50/91,873,154.50 = 91,873,154.50/x
3. Step 3: Cross multiply
   42,694,471.50x = 91,873,154.50 × 91,873,154.50
4. Step 4: Simplify right side
   42,694,471.50x = 8,440,676,517,780,870
5. Step 5: Solve for x
   x = 8,440,676,517,780,870/42,694,471.50
6. Step 6: Final answer
   x = 197,699,519.90