Finding the Third Proportional to 452,070 and 619,879.50

Step by Step Solution

1. Step 1: Write the proportion equation
   452,070 : 619,879.50 = 619,879.50 : x
2. Step 2: Convert to fraction form
   452,070/619,879.50 = 619,879.50/x
3. Step 3: Cross multiply
   452,070x = 619,879.50 × 619,879.50
4. Step 4: Simplify right side
   452,070x = 384,250,594,520.25
5. Step 5: Solve for x
   x = 384,250,594,520.25/452,070
6. Step 6: Final answer
   x = 849,980.30