Finding the Third Proportional to 74,879,007,840 and 152,373,108,672

Step by Step Solution

1. Step 1: Write the proportion equation
   74,879,007,840 : 152,373,108,672 = 152,373,108,672 : x
2. Step 2: Convert to fraction form
   74,879,007,840/152,373,108,672 = 152,373,108,672/x
3. Step 3: Cross multiply
   74,879,007,840x = 152,373,108,672 × 152,373,108,672
4. Step 4: Simplify right side
   74,879,007,840x = 23,217,564,246,369,122,648,064
5. Step 5: Solve for x
   x = 23,217,564,246,369,122,648,064/74,879,007,840
6. Step 6: Final answer
   x = 310,067,733,482.53