Finding the Third Proportional to 49,357,696 and 72,129,476

Step by Step Solution

1. Step 1: Write the proportion equation
   49,357,696 : 72,129,476 = 72,129,476 : x
2. Step 2: Convert to fraction form
   49,357,696/72,129,476 = 72,129,476/x
3. Step 3: Cross multiply
   49,357,696x = 72,129,476 × 72,129,476
4. Step 4: Simplify right side
   49,357,696x = 5,202,661,308,034,576
5. Step 5: Solve for x
   x = 5,202,661,308,034,576/49,357,696
6. Step 6: Final answer
   x = 105,407,296.73