Finding the Third Proportional to 39,159 and 58,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,159 : 58,567.50 = 58,567.50 : x
2. Step 2: Convert to fraction form
   39,159/58,567.50 = 58,567.50/x
3. Step 3: Cross multiply
   39,159x = 58,567.50 × 58,567.50
4. Step 4: Simplify right side
   39,159x = 3,430,152,056.25
5. Step 5: Solve for x
   x = 3,430,152,056.25/39,159
6. Step 6: Final answer
   x = 87,595.50