Finding the Fourth Proportional to 9,171,815.56, 12,657,146.38 and 5,042,112.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,171,815.56 : 12,657,146.38 = 5,042,112.84 : x
2. Step 2: Convert to fraction form
   9,171,815.56/12,657,146.38 = 5,042,112.84/x
3. Step 3: Cross multiply
   9,171,815.56x = 12,657,146.38 × 5,042,112.84
4. Step 4: Simplify right side
   9,171,815.56x = 63,818,760,267,752.23
5. Step 5: Solve for x
   x = 63,818,760,267,752.23/9,171,815.56
6. Step 6: Final answer
   x = 6,958,138.21