Finding the Third Proportional to 42,654,740 and 91,879,840

Step by Step Solution

1. Step 1: Write the proportion equation
   42,654,740 : 91,879,840 = 91,879,840 : x
2. Step 2: Convert to fraction form
   42,654,740/91,879,840 = 91,879,840/x
3. Step 3: Cross multiply
   42,654,740x = 91,879,840 × 91,879,840
4. Step 4: Simplify right side
   42,654,740x = 8,441,904,998,425,600
5. Step 5: Solve for x
   x = 8,441,904,998,425,600/42,654,740
6. Step 6: Final answer
   x = 197,912,471.12