Finding the Third Proportional to 28,840 and 58,472

Step by Step Solution

1. Step 1: Write the proportion equation
   28,840 : 58,472 = 58,472 : x
2. Step 2: Convert to fraction form
   28,840/58,472 = 58,472/x
3. Step 3: Cross multiply
   28,840x = 58,472 × 58,472
4. Step 4: Simplify right side
   28,840x = 3,418,974,784
5. Step 5: Solve for x
   x = 3,418,974,784/28,840
6. Step 6: Final answer
   x = 118,549.75