Finding the Third Proportional to 61,543.50 and 144,897

Step by Step Solution

1. Step 1: Write the proportion equation
   61,543.50 : 144,897 = 144,897 : x
2. Step 2: Convert to fraction form
   61,543.50/144,897 = 144,897/x
3. Step 3: Cross multiply
   61,543.50x = 144,897 × 144,897
4. Step 4: Simplify right side
   61,543.50x = 20,995,140,609
5. Step 5: Solve for x
   x = 20,995,140,609/61,543.50
6. Step 6: Final answer
   x = 341,143.10