Finding the Fourth Proportional to 10,369,820.48, 15,554,730.71 and 7,181,174.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,369,820.48 : 15,554,730.71 = 7,181,174.48 : x
2. Step 2: Convert to fraction form
   10,369,820.48/15,554,730.71 = 7,181,174.48/x
3. Step 3: Cross multiply
   10,369,820.48x = 15,554,730.71 × 7,181,174.48
4. Step 4: Simplify right side
   10,369,820.48x = 111,701,235,158,103.56
5. Step 5: Solve for x
   x = 111,701,235,158,103.56/10,369,820.48
6. Step 6: Final answer
   x = 10,771,761.71