Finding the Fourth Proportional to 49,820,421.72, 68,691,100.69 and 40,968,940.17

Step by Step Solution

1. Step 1: Write the proportion equation
   49,820,421.72 : 68,691,100.69 = 40,968,940.17 : x
2. Step 2: Convert to fraction form
   49,820,421.72/68,691,100.69 = 40,968,940.17/x
3. Step 3: Cross multiply
   49,820,421.72x = 68,691,100.69 × 40,968,940.17
4. Step 4: Simplify right side
   49,820,421.72x = 2,814,201,594,380,055.50
5. Step 5: Solve for x
   x = 2,814,201,594,380,055.50/49,820,421.72
6. Step 6: Final answer
   x = 56,486,908.32