Finding the Third Proportional to 798,103,267.50 and 1,864,729,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   798,103,267.50 : 1,864,729,353.50 = 1,864,729,353.50 : x
2. Step 2: Convert to fraction form
   798,103,267.50/1,864,729,353.50 = 1,864,729,353.50/x
3. Step 3: Cross multiply
   798,103,267.50x = 1,864,729,353.50 × 1,864,729,353.50
4. Step 4: Simplify right side
   798,103,267.50x = 3,477,215,561,804,528,128
5. Step 5: Solve for x
   x = 3,477,215,561,804,528,128/798,103,267.50
6. Step 6: Final answer
   x = 4,356,849,174.04