Finding the Third Proportional to 42,654,736.50 and 91,879,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,654,736.50 : 91,879,828.50 = 91,879,828.50 : x
2. Step 2: Convert to fraction form
   42,654,736.50/91,879,828.50 = 91,879,828.50/x
3. Step 3: Cross multiply
   42,654,736.50x = 91,879,828.50 × 91,879,828.50
4. Step 4: Simplify right side
   42,654,736.50x = 8,441,902,885,189,412
5. Step 5: Solve for x
   x = 8,441,902,885,189,412/42,654,736.50
6. Step 6: Final answer
   x = 197,912,437.82