Finding the Third Proportional to 584,700,039 and 1,300,129,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   584,700,039 : 1,300,129,582.50 = 1,300,129,582.50 : x
2. Step 2: Convert to fraction form
   584,700,039/1,300,129,582.50 = 1,300,129,582.50/x
3. Step 3: Cross multiply
   584,700,039x = 1,300,129,582.50 × 1,300,129,582.50
4. Step 4: Simplify right side
   584,700,039x = 1,690,336,931,291,624,192
5. Step 5: Solve for x
   x = 1,690,336,931,291,624,192/584,700,039
6. Step 6: Final answer
   x = 2,890,947,184.10