Finding the Third Proportional to 123,592,816 and 186,979,909

Step by Step Solution

1. Step 1: Write the proportion equation
   123,592,816 : 186,979,909 = 186,979,909 : x
2. Step 2: Convert to fraction form
   123,592,816/186,979,909 = 186,979,909/x
3. Step 3: Cross multiply
   123,592,816x = 186,979,909 × 186,979,909
4. Step 4: Simplify right side
   123,592,816x = 34,961,486,369,648,280
5. Step 5: Solve for x
   x = 34,961,486,369,648,280/123,592,816
6. Step 6: Final answer
   x = 282,876,363.70