Finding the Third Proportional to 766,643,341.50 and 1,667,610,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   766,643,341.50 : 1,667,610,463.50 = 1,667,610,463.50 : x
2. Step 2: Convert to fraction form
   766,643,341.50/1,667,610,463.50 = 1,667,610,463.50/x
3. Step 3: Cross multiply
   766,643,341.50x = 1,667,610,463.50 × 1,667,610,463.50
4. Step 4: Simplify right side
   766,643,341.50x = 2,780,924,657,974,684,672
5. Step 5: Solve for x
   x = 2,780,924,657,974,684,672/766,643,341.50
6. Step 6: Final answer
   x = 3,627,403,392.73