Finding the Third Proportional to 56,507 and 87,552

Step by Step Solution

1. Step 1: Write the proportion equation
   56,507 : 87,552 = 87,552 : x
2. Step 2: Convert to fraction form
   56,507/87,552 = 87,552/x
3. Step 3: Cross multiply
   56,507x = 87,552 × 87,552
4. Step 4: Simplify right side
   56,507x = 7,665,352,704
5. Step 5: Solve for x
   x = 7,665,352,704/56,507
6. Step 6: Final answer
   x = 135,653.15