Finding the Third Proportional to 191,499 and 303,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,499 : 303,088.50 = 303,088.50 : x
2. Step 2: Convert to fraction form
   191,499/303,088.50 = 303,088.50/x
3. Step 3: Cross multiply
   191,499x = 303,088.50 × 303,088.50
4. Step 4: Simplify right side
   191,499x = 91,862,638,832.25
5. Step 5: Solve for x
   x = 91,862,638,832.25/191,499
6. Step 6: Final answer
   x = 479,702.97