Finding the Third Proportional to 373,869,352 and 818,098,870

Step by Step Solution

1. Step 1: Write the proportion equation
   373,869,352 : 818,098,870 = 818,098,870 : x
2. Step 2: Convert to fraction form
   373,869,352/818,098,870 = 818,098,870/x
3. Step 3: Cross multiply
   373,869,352x = 818,098,870 × 818,098,870
4. Step 4: Simplify right side
   373,869,352x = 669,285,761,095,276,928
5. Step 5: Solve for x
   x = 669,285,761,095,276,928/373,869,352
6. Step 6: Final answer
   x = 1,790,159,470.19