Finding the Third Proportional to 72,623,760 and 156,724,284

Step by Step Solution

1. Step 1: Write the proportion equation
   72,623,760 : 156,724,284 = 156,724,284 : x
2. Step 2: Convert to fraction form
   72,623,760/156,724,284 = 156,724,284/x
3. Step 3: Cross multiply
   72,623,760x = 156,724,284 × 156,724,284
4. Step 4: Simplify right side
   72,623,760x = 24,562,501,195,312,656
5. Step 5: Solve for x
   x = 24,562,501,195,312,656/72,623,760
6. Step 6: Final answer
   x = 338,215,773.95