Finding the Third Proportional to 72,412.13 and 151,445.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,412.13 : 151,445.25 = 151,445.25 : x
2. Step 2: Convert to fraction form
   72,412.13/151,445.25 = 151,445.25/x
3. Step 3: Cross multiply
   72,412.13x = 151,445.25 × 151,445.25
4. Step 4: Simplify right side
   72,412.13x = 22,935,663,747.56
5. Step 5: Solve for x
   x = 22,935,663,747.56/72,412.13
6. Step 6: Final answer
   x = 316,737.89