Finding the Fourth Proportional to 8,791,139.82, 12,127,908.47 and 5,304,533.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791,139.82 : 12,127,908.47 = 5,304,533.91 : x
2. Step 2: Convert to fraction form
   8,791,139.82/12,127,908.47 = 5,304,533.91/x
3. Step 3: Cross multiply
   8,791,139.82x = 12,127,908.47 × 5,304,533.91
4. Step 4: Simplify right side
   8,791,139.82x = 64,332,901,664,488.89
5. Step 5: Solve for x
   x = 64,332,901,664,488.89/8,791,139.82
6. Step 6: Final answer
   x = 7,317,924.97