Finding the Third Proportional to 891,758,248.50 and 1,864,826,970

Step by Step Solution

1. Step 1: Write the proportion equation
   891,758,248.50 : 1,864,826,970 = 1,864,826,970 : x
2. Step 2: Convert to fraction form
   891,758,248.50/1,864,826,970 = 1,864,826,970/x
3. Step 3: Cross multiply
   891,758,248.50x = 1,864,826,970 × 1,864,826,970
4. Step 4: Simplify right side
   891,758,248.50x = 3,477,579,628,039,380,992
5. Step 5: Solve for x
   x = 3,477,579,628,039,380,992/891,758,248.50
6. Step 6: Final answer
   x = 3,899,688,770.91