Finding the Third Proportional to 39,407.63 and 87,562.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,407.63 : 87,562.13 = 87,562.13 : x
2. Step 2: Convert to fraction form
   39,407.63/87,562.13 = 87,562.13/x
3. Step 3: Cross multiply
   39,407.63x = 87,562.13 × 87,562.13
4. Step 4: Simplify right side
   39,407.63x = 7,667,125,734.52
5. Step 5: Solve for x
   x = 7,667,125,734.52/39,407.63
6. Step 6: Final answer
   x = 194,559.45