Finding the Third Proportional to 157,980 and 377,737.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,980 : 377,737.50 = 377,737.50 : x
2. Step 2: Convert to fraction form
   157,980/377,737.50 = 377,737.50/x
3. Step 3: Cross multiply
   157,980x = 377,737.50 × 377,737.50
4. Step 4: Simplify right side
   157,980x = 142,685,618,906.25
5. Step 5: Solve for x
   x = 142,685,618,906.25/157,980
6. Step 6: Final answer
   x = 903,187.86