Finding the Third Proportional to 58,368 and 90,552

Step by Step Solution

1. Step 1: Write the proportion equation
   58,368 : 90,552 = 90,552 : x
2. Step 2: Convert to fraction form
   58,368/90,552 = 90,552/x
3. Step 3: Cross multiply
   58,368x = 90,552 × 90,552
4. Step 4: Simplify right side
   58,368x = 8,199,664,704
5. Step 5: Solve for x
   x = 8,199,664,704/58,368
6. Step 6: Final answer
   x = 140,482.19