Finding the Third Proportional to 42,737,709 and 86,984,539.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,737,709 : 86,984,539.50 = 86,984,539.50 : x
2. Step 2: Convert to fraction form
   42,737,709/86,984,539.50 = 86,984,539.50/x
3. Step 3: Cross multiply
   42,737,709x = 86,984,539.50 × 86,984,539.50
4. Step 4: Simplify right side
   42,737,709x = 7,566,310,112,027,060
5. Step 5: Solve for x
   x = 7,566,310,112,027,060/42,737,709
6. Step 6: Final answer
   x = 177,040,610.95