Finding the Third Proportional to 4,381,248 and 9,410,160

Step by Step Solution

1. Step 1: Write the proportion equation
   4,381,248 : 9,410,160 = 9,410,160 : x
2. Step 2: Convert to fraction form
   4,381,248/9,410,160 = 9,410,160/x
3. Step 3: Cross multiply
   4,381,248x = 9,410,160 × 9,410,160
4. Step 4: Simplify right side
   4,381,248x = 88,551,111,225,600
5. Step 5: Solve for x
   x = 88,551,111,225,600/4,381,248
6. Step 6: Final answer
   x = 20,211,389.82