Finding the Fourth Proportional to 5,316,087.42, 7,978,387.59 and 2,758,035.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,316,087.42 : 7,978,387.59 = 2,758,035.56 : x
2. Step 2: Convert to fraction form
   5,316,087.42/7,978,387.59 = 2,758,035.56/x
3. Step 3: Cross multiply
   5,316,087.42x = 7,978,387.59 × 2,758,035.56
4. Step 4: Simplify right side
   5,316,087.42x = 22,004,676,644,790.76
5. Step 5: Solve for x
   x = 22,004,676,644,790.76/5,316,087.42
6. Step 6: Final answer
   x = 4,139,261.62