Finding the Third Proportional to 38,688 and 58,572

Step by Step Solution

1. Step 1: Write the proportion equation
   38,688 : 58,572 = 58,572 : x
2. Step 2: Convert to fraction form
   38,688/58,572 = 58,572/x
3. Step 3: Cross multiply
   38,688x = 58,572 × 58,572
4. Step 4: Simplify right side
   38,688x = 3,430,679,184
5. Step 5: Solve for x
   x = 3,430,679,184/38,688
6. Step 6: Final answer
   x = 88,675.54