Finding the Third Proportional to 584,558,790 and 1,272,023,490

Step by Step Solution

1. Step 1: Write the proportion equation
   584,558,790 : 1,272,023,490 = 1,272,023,490 : x
2. Step 2: Convert to fraction form
   584,558,790/1,272,023,490 = 1,272,023,490/x
3. Step 3: Cross multiply
   584,558,790x = 1,272,023,490 × 1,272,023,490
4. Step 4: Simplify right side
   584,558,790x = 1,618,043,759,111,780,096
5. Step 5: Solve for x
   x = 1,618,043,759,111,780,096/584,558,790
6. Step 6: Final answer
   x = 2,767,974,388.19