Finding the Fourth Proportional to 5,128,846.38, 7,040,744.89 and 4,402,432.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,128,846.38 : 7,040,744.89 = 4,402,432.98 : x
2. Step 2: Convert to fraction form
   5,128,846.38/7,040,744.89 = 4,402,432.98/x
3. Step 3: Cross multiply
   5,128,846.38x = 7,040,744.89 × 4,402,432.98
4. Step 4: Simplify right side
   5,128,846.38x = 30,996,407,496,496.39
5. Step 5: Solve for x
   x = 30,996,407,496,496.39/5,128,846.38
6. Step 6: Final answer
   x = 6,043,543.75