Finding the Third Proportional to 152,031 and 238,490.63

Step by Step Solution

1. Step 1: Write the proportion equation
   152,031 : 238,490.63 = 238,490.63 : x
2. Step 2: Convert to fraction form
   152,031/238,490.63 = 238,490.63/x
3. Step 3: Cross multiply
   152,031x = 238,490.63 × 238,490.63
4. Step 4: Simplify right side
   152,031x = 56,877,778,212.89
5. Step 5: Solve for x
   x = 56,877,778,212.89/152,031
6. Step 6: Final answer
   x = 374,119.61