Finding the Third Proportional to 28,432 and 58,688

Step by Step Solution

1. Step 1: Write the proportion equation
   28,432 : 58,688 = 58,688 : x
2. Step 2: Convert to fraction form
   28,432/58,688 = 58,688/x
3. Step 3: Cross multiply
   28,432x = 58,688 × 58,688
4. Step 4: Simplify right side
   28,432x = 3,444,281,344
5. Step 5: Solve for x
   x = 3,444,281,344/28,432
6. Step 6: Final answer
   x = 121,141.02