Finding the Third Proportional to 103,659,423 and 239,978,124

Step by Step Solution

1. Step 1: Write the proportion equation
   103,659,423 : 239,978,124 = 239,978,124 : x
2. Step 2: Convert to fraction form
   103,659,423/239,978,124 = 239,978,124/x
3. Step 3: Cross multiply
   103,659,423x = 239,978,124 × 239,978,124
4. Step 4: Simplify right side
   103,659,423x = 57,589,499,998,559,376
5. Step 5: Solve for x
   x = 57,589,499,998,559,376/103,659,423
6. Step 6: Final answer
   x = 555,564,543.31