Finding the Third Proportional to 42,654,738 and 91,879,830

Step by Step Solution

1. Step 1: Write the proportion equation
   42,654,738 : 91,879,830 = 91,879,830 : x
2. Step 2: Convert to fraction form
   42,654,738/91,879,830 = 91,879,830/x
3. Step 3: Cross multiply
   42,654,738x = 91,879,830 × 91,879,830
4. Step 4: Simplify right side
   42,654,738x = 8,441,903,160,828,900
5. Step 5: Solve for x
   x = 8,441,903,160,828,900/42,654,738
6. Step 6: Final answer
   x = 197,912,437.32