Finding the Fourth Proportional to 9,742,139.27, 13,444,178.33 and 5,391,525.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,742,139.27 : 13,444,178.33 = 5,391,525.59 : x
2. Step 2: Convert to fraction form
   9,742,139.27/13,444,178.33 = 5,391,525.59/x
3. Step 3: Cross multiply
   9,742,139.27x = 13,444,178.33 × 5,391,525.59
4. Step 4: Simplify right side
   9,742,139.27x = 72,484,631,448,976.39
5. Step 5: Solve for x
   x = 72,484,631,448,976.39/9,742,139.27
6. Step 6: Final answer
   x = 7,440,319.78