Finding the Third Proportional to 237,380,870 and 506,116,516

Step by Step Solution

1. Step 1: Write the proportion equation
   237,380,870 : 506,116,516 = 506,116,516 : x
2. Step 2: Convert to fraction form
   237,380,870/506,116,516 = 506,116,516/x
3. Step 3: Cross multiply
   237,380,870x = 506,116,516 × 506,116,516
4. Step 4: Simplify right side
   237,380,870x = 256,153,927,767,978,240
5. Step 5: Solve for x
   x = 256,153,927,767,978,240/237,380,870
6. Step 6: Final answer
   x = 1,079,084,122.36