Finding the Third Proportional to 72,722,323 and 156,982,164

Step by Step Solution

1. Step 1: Write the proportion equation
   72,722,323 : 156,982,164 = 156,982,164 : x
2. Step 2: Convert to fraction form
   72,722,323/156,982,164 = 156,982,164/x
3. Step 3: Cross multiply
   72,722,323x = 156,982,164 × 156,982,164
4. Step 4: Simplify right side
   72,722,323x = 24,643,399,814,122,896
5. Step 5: Solve for x
   x = 24,643,399,814,122,896/72,722,323
6. Step 6: Final answer
   x = 338,869,810.50