Finding the Third Proportional to 243,252 and 363,901.50

Step by Step Solution

1. Step 1: Write the proportion equation
   243,252 : 363,901.50 = 363,901.50 : x
2. Step 2: Convert to fraction form
   243,252/363,901.50 = 363,901.50/x
3. Step 3: Cross multiply
   243,252x = 363,901.50 × 363,901.50
4. Step 4: Simplify right side
   243,252x = 132,424,301,702.25
5. Step 5: Solve for x
   x = 132,424,301,702.25/243,252
6. Step 6: Final answer
   x = 544,391.42