Finding the Third Proportional to 74,879,007,848 and 152,373,108,688

Step by Step Solution

1. Step 1: Write the proportion equation
   74,879,007,848 : 152,373,108,688 = 152,373,108,688 : x
2. Step 2: Convert to fraction form
   74,879,007,848/152,373,108,688 = 152,373,108,688/x
3. Step 3: Cross multiply
   74,879,007,848x = 152,373,108,688 × 152,373,108,688
4. Step 4: Simplify right side
   74,879,007,848x = 23,217,564,251,245,059,768,320
5. Step 5: Solve for x
   x = 23,217,564,251,245,059,768,320/74,879,007,848
6. Step 6: Final answer
   x = 310,067,733,514.52