Finding the Third Proportional to 61,155 and 92,380.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,155 : 92,380.50 = 92,380.50 : x
2. Step 2: Convert to fraction form
   61,155/92,380.50 = 92,380.50/x
3. Step 3: Cross multiply
   61,155x = 92,380.50 × 92,380.50
4. Step 4: Simplify right side
   61,155x = 8,534,156,780.25
5. Step 5: Solve for x
   x = 8,534,156,780.25/61,155
6. Step 6: Final answer
   x = 139,549.62