Finding the Third Proportional to 45,237.87 and 59,487.54

Step by Step Solution

1. Step 1: Write the proportion equation
   45,237.87 : 59,487.54 = 59,487.54 : x
2. Step 2: Convert to fraction form
   45,237.87/59,487.54 = 59,487.54/x
3. Step 3: Cross multiply
   45,237.87x = 59,487.54 × 59,487.54
4. Step 4: Simplify right side
   45,237.87x = 3,538,767,303.71
5. Step 5: Solve for x
   x = 3,538,767,303.71/45,237.87
6. Step 6: Final answer
   x = 78,225.78