Finding the Third Proportional to 40,070.95 and 85,505.20

Step by Step Solution

1. Step 1: Write the proportion equation
   40,070.95 : 85,505.20 = 85,505.20 : x
2. Step 2: Convert to fraction form
   40,070.95/85,505.20 = 85,505.20/x
3. Step 3: Cross multiply
   40,070.95x = 85,505.20 × 85,505.20
4. Step 4: Simplify right side
   40,070.95x = 7,311,139,761.45
5. Step 5: Solve for x
   x = 7,311,139,761.45/40,070.95
6. Step 6: Final answer
   x = 182,454.85