Finding the Third Proportional to 123,424,158 and 265,423,236

Step by Step Solution

1. Step 1: Write the proportion equation
   123,424,158 : 265,423,236 = 265,423,236 : x
2. Step 2: Convert to fraction form
   123,424,158/265,423,236 = 265,423,236/x
3. Step 3: Cross multiply
   123,424,158x = 265,423,236 × 265,423,236
4. Step 4: Simplify right side
   123,424,158x = 70,449,494,208,711,696
5. Step 5: Solve for x
   x = 70,449,494,208,711,696/123,424,158
6. Step 6: Final answer
   x = 570,791,774.89