Finding the Fourth Proportional to 9,641,551.10, 13,305,304.01 and 5,290,710.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,641,551.10 : 13,305,304.01 = 5,290,710.21 : x
2. Step 2: Convert to fraction form
   9,641,551.10/13,305,304.01 = 5,290,710.21/x
3. Step 3: Cross multiply
   9,641,551.10x = 13,305,304.01 × 5,290,710.21
4. Step 4: Simplify right side
   9,641,551.10x = 70,394,507,786,087.72
5. Step 5: Solve for x
   x = 70,394,507,786,087.72/9,641,551.10
6. Step 6: Final answer
   x = 7,301,160.06