Finding the Third Proportional to 407,569.50 and 598,887

Step by Step Solution

1. Step 1: Write the proportion equation
   407,569.50 : 598,887 = 598,887 : x
2. Step 2: Convert to fraction form
   407,569.50/598,887 = 598,887/x
3. Step 3: Cross multiply
   407,569.50x = 598,887 × 598,887
4. Step 4: Simplify right side
   407,569.50x = 358,665,638,769
5. Step 5: Solve for x
   x = 358,665,638,769/407,569.50
6. Step 6: Final answer
   x = 880,010.99