Finding the Third Proportional to 39,840.19 and 85,827.94

Step by Step Solution

1. Step 1: Write the proportion equation
   39,840.19 : 85,827.94 = 85,827.94 : x
2. Step 2: Convert to fraction form
   39,840.19/85,827.94 = 85,827.94/x
3. Step 3: Cross multiply
   39,840.19x = 85,827.94 × 85,827.94
4. Step 4: Simplify right side
   39,840.19x = 7,366,434,855.50
5. Step 5: Solve for x
   x = 7,366,434,855.50/39,840.19
6. Step 6: Final answer
   x = 184,899.60