Finding the Third Proportional to 766,662,273 and 1,251,757,921.50

Step by Step Solution

1. Step 1: Write the proportion equation
   766,662,273 : 1,251,757,921.50 = 1,251,757,921.50 : x
2. Step 2: Convert to fraction form
   766,662,273/1,251,757,921.50 = 1,251,757,921.50/x
3. Step 3: Cross multiply
   766,662,273x = 1,251,757,921.50 × 1,251,757,921.50
4. Step 4: Simplify right side
   766,662,273x = 1,566,897,894,038,000,128
5. Step 5: Solve for x
   x = 1,566,897,894,038,000,128/766,662,273
6. Step 6: Final answer
   x = 2,043,791,574.49