Finding the Fourth Proportional to 9,742,145.27, 13,444,186.61 and 5,391,531.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,742,145.27 : 13,444,186.61 = 5,391,531.59 : x
2. Step 2: Convert to fraction form
   9,742,145.27/13,444,186.61 = 5,391,531.59/x
3. Step 3: Cross multiply
   9,742,145.27x = 13,444,186.61 × 5,391,531.59
4. Step 4: Simplify right side
   9,742,145.27x = 72,484,756,755,927.91
5. Step 5: Solve for x
   x = 72,484,756,755,927.91/9,742,145.27
6. Step 6: Final answer
   x = 7,440,328.06