Finding the Third Proportional to 872,139,819.50 and 1,340,539,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   872,139,819.50 : 1,340,539,056.50 = 1,340,539,056.50 : x
2. Step 2: Convert to fraction form
   872,139,819.50/1,340,539,056.50 = 1,340,539,056.50/x
3. Step 3: Cross multiply
   872,139,819.50x = 1,340,539,056.50 × 1,340,539,056.50
4. Step 4: Simplify right side
   872,139,819.50x = 1,797,044,962,001,910,272
5. Step 5: Solve for x
   x = 1,797,044,962,001,910,272/872,139,819.50
6. Step 6: Final answer
   x = 2,060,500,990.58