Finding the Third Proportional to 377,288 and 560,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   377,288 : 560,805.50 = 560,805.50 : x
2. Step 2: Convert to fraction form
   377,288/560,805.50 = 560,805.50/x
3. Step 3: Cross multiply
   377,288x = 560,805.50 × 560,805.50
4. Step 4: Simplify right side
   377,288x = 314,502,808,830.25
5. Step 5: Solve for x
   x = 314,502,808,830.25/377,288
6. Step 6: Final answer
   x = 833,588.16