Finding the Third Proportional to 72,828,622 and 156,045,242

Step by Step Solution

1. Step 1: Write the proportion equation
   72,828,622 : 156,045,242 = 156,045,242 : x
2. Step 2: Convert to fraction form
   72,828,622/156,045,242 = 156,045,242/x
3. Step 3: Cross multiply
   72,828,622x = 156,045,242 × 156,045,242
4. Step 4: Simplify right side
   72,828,622x = 24,350,117,550,838,564
5. Step 5: Solve for x
   x = 24,350,117,550,838,564/72,828,622
6. Step 6: Final answer
   x = 334,348,184.58