Finding the Third Proportional to 370,456,555.50 and 731,544,003

Step by Step Solution

1. Step 1: Write the proportion equation
   370,456,555.50 : 731,544,003 = 731,544,003 : x
2. Step 2: Convert to fraction form
   370,456,555.50/731,544,003 = 731,544,003/x
3. Step 3: Cross multiply
   370,456,555.50x = 731,544,003 × 731,544,003
4. Step 4: Simplify right side
   370,456,555.50x = 535,156,628,325,264,000
5. Step 5: Solve for x
   x = 535,156,628,325,264,000/370,456,555.50
6. Step 6: Final answer
   x = 1,444,586,741.36