Finding the Third Proportional to 767,353,857.50 and 1,664,951,827.50

Step by Step Solution

1. Step 1: Write the proportion equation
   767,353,857.50 : 1,664,951,827.50 = 1,664,951,827.50 : x
2. Step 2: Convert to fraction form
   767,353,857.50/1,664,951,827.50 = 1,664,951,827.50/x
3. Step 3: Cross multiply
   767,353,857.50x = 1,664,951,827.50 × 1,664,951,827.50
4. Step 4: Simplify right side
   767,353,857.50x = 2,772,064,587,895,589,888
5. Step 5: Solve for x
   x = 2,772,064,587,895,589,888/767,353,857.50
6. Step 6: Final answer
   x = 3,612,498,407.09