Finding the Fourth Proportional to 49,207,978.45, 73,811,967.68 and 49,207,978.45

Step by Step Solution

1. Step 1: Write the proportion equation
   49,207,978.45 : 73,811,967.68 = 49,207,978.45 : x
2. Step 2: Convert to fraction form
   49,207,978.45/73,811,967.68 = 49,207,978.45/x
3. Step 3: Cross multiply
   49,207,978.45x = 73,811,967.68 × 49,207,978.45
4. Step 4: Simplify right side
   49,207,978.45x = 3,632,137,714,949,537
5. Step 5: Solve for x
   x = 3,632,137,714,949,537/49,207,978.45
6. Step 6: Final answer
   x = 73,811,967.68