Finding the Third Proportional to 124,157,650 and 263,443,506

Step by Step Solution

1. Step 1: Write the proportion equation
   124,157,650 : 263,443,506 = 263,443,506 : x
2. Step 2: Convert to fraction form
   124,157,650/263,443,506 = 263,443,506/x
3. Step 3: Cross multiply
   124,157,650x = 263,443,506 × 263,443,506
4. Step 4: Simplify right side
   124,157,650x = 69,402,480,853,572,032
5. Step 5: Solve for x
   x = 69,402,480,853,572,032/124,157,650
6. Step 6: Final answer
   x = 558,986,746.72