Finding the Third Proportional to 49,542,128 and 103,601,503

Step by Step Solution

1. Step 1: Write the proportion equation
   49,542,128 : 103,601,503 = 103,601,503 : x
2. Step 2: Convert to fraction form
   49,542,128/103,601,503 = 103,601,503/x
3. Step 3: Cross multiply
   49,542,128x = 103,601,503 × 103,601,503
4. Step 4: Simplify right side
   49,542,128x = 10,733,271,423,859,008
5. Step 5: Solve for x
   x = 10,733,271,423,859,008/49,542,128
6. Step 6: Final answer
   x = 216,649,382.20