Finding the Third Proportional to 48,199,978 and 73,429,385

Step by Step Solution

1. Step 1: Write the proportion equation
   48,199,978 : 73,429,385 = 73,429,385 : x
2. Step 2: Convert to fraction form
   48,199,978/73,429,385 = 73,429,385/x
3. Step 3: Cross multiply
   48,199,978x = 73,429,385 × 73,429,385
4. Step 4: Simplify right side
   48,199,978x = 5,391,874,581,478,225
5. Step 5: Solve for x
   x = 5,391,874,581,478,225/48,199,978
6. Step 6: Final answer
   x = 111,864,668.93