Finding the Third Proportional to 39,820.50 and 61,113

Step by Step Solution

1. Step 1: Write the proportion equation
   39,820.50 : 61,113 = 61,113 : x
2. Step 2: Convert to fraction form
   39,820.50/61,113 = 61,113/x
3. Step 3: Cross multiply
   39,820.50x = 61,113 × 61,113
4. Step 4: Simplify right side
   39,820.50x = 3,734,798,769
5. Step 5: Solve for x
   x = 3,734,798,769/39,820.50
6. Step 6: Final answer
   x = 93,790.86