Finding the Fourth Proportional to 11,262,431.81, 15,554,986.30 and 7,634,461.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,262,431.81 : 15,554,986.30 = 7,634,461.25 : x
2. Step 2: Convert to fraction form
   11,262,431.81/15,554,986.30 = 7,634,461.25/x
3. Step 3: Cross multiply
   11,262,431.81x = 15,554,986.30 × 7,634,461.25
4. Step 4: Simplify right side
   11,262,431.81x = 118,753,940,200,061.42
5. Step 5: Solve for x
   x = 118,753,940,200,061.42/11,262,431.81
6. Step 6: Final answer
   x = 10,544,253.87