Finding the Third Proportional to 42,360 and 61,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,360 : 61,948.50 = 61,948.50 : x
2. Step 2: Convert to fraction form
   42,360/61,948.50 = 61,948.50/x
3. Step 3: Cross multiply
   42,360x = 61,948.50 × 61,948.50
4. Step 4: Simplify right side
   42,360x = 3,837,616,652.25
5. Step 5: Solve for x
   x = 3,837,616,652.25/42,360
6. Step 6: Final answer
   x = 90,595.29