Finding the Third Proportional to 17,355,678.25 and 36,147,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,355,678.25 : 36,147,875.50 = 36,147,875.50 : x
2. Step 2: Convert to fraction form
   17,355,678.25/36,147,875.50 = 36,147,875.50/x
3. Step 3: Cross multiply
   17,355,678.25x = 36,147,875.50 × 36,147,875.50
4. Step 4: Simplify right side
   17,355,678.25x = 1,306,668,903,163,500.25
5. Step 5: Solve for x
   x = 1,306,668,903,163,500.25/17,355,678.25
6. Step 6: Final answer
   x = 75,287,688.81