Finding the Third Proportional to 377,107,697.25 and 811,849,192.50

Step by Step Solution

1. Step 1: Write the proportion equation
   377,107,697.25 : 811,849,192.50 = 811,849,192.50 : x
2. Step 2: Convert to fraction form
   377,107,697.25/811,849,192.50 = 811,849,192.50/x
3. Step 3: Cross multiply
   377,107,697.25x = 811,849,192.50 × 811,849,192.50
4. Step 4: Simplify right side
   377,107,697.25x = 659,099,111,362,902,016
5. Step 5: Solve for x
   x = 659,099,111,362,902,016/377,107,697.25
6. Step 6: Final answer
   x = 1,747,774,219.86