Finding the Third Proportional to 39,821.63 and 85,546.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,821.63 : 85,546.13 = 85,546.13 : x
2. Step 2: Convert to fraction form
   39,821.63/85,546.13 = 85,546.13/x
3. Step 3: Cross multiply
   39,821.63x = 85,546.13 × 85,546.13
4. Step 4: Simplify right side
   39,821.63x = 7,318,139,502.52
5. Step 5: Solve for x
   x = 7,318,139,502.52/39,821.63
6. Step 6: Final answer
   x = 183,773.00