Finding the Third Proportional to 191,820 and 300,901.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,820 : 300,901.50 = 300,901.50 : x
2. Step 2: Convert to fraction form
   191,820/300,901.50 = 300,901.50/x
3. Step 3: Cross multiply
   191,820x = 300,901.50 × 300,901.50
4. Step 4: Simplify right side
   191,820x = 90,541,712,702.25
5. Step 5: Solve for x
   x = 90,541,712,702.25/191,820
6. Step 6: Final answer
   x = 472,013.93