Finding the Third Proportional to 645,359,197 and 975,722,131

Step by Step Solution

1. Step 1: Write the proportion equation
   645,359,197 : 975,722,131 = 975,722,131 : x
2. Step 2: Convert to fraction form
   645,359,197/975,722,131 = 975,722,131/x
3. Step 3: Cross multiply
   645,359,197x = 975,722,131 × 975,722,131
4. Step 4: Simplify right side
   645,359,197x = 952,033,676,923,181,184
5. Step 5: Solve for x
   x = 952,033,676,923,181,184/645,359,197
6. Step 6: Final answer
   x = 1,475,199,673.84