Finding the Fourth Proportional to 11,603,978.19, 17,388,238.01 and 4,868,718.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,603,978.19 : 17,388,238.01 = 4,868,718.03 : x
2. Step 2: Convert to fraction form
   11,603,978.19/17,388,238.01 = 4,868,718.03/x
3. Step 3: Cross multiply
   11,603,978.19x = 17,388,238.01 × 4,868,718.03
4. Step 4: Simplify right side
   11,603,978.19x = 84,658,427,884,874.73
5. Step 5: Solve for x
   x = 84,658,427,884,874.73/11,603,978.19
6. Step 6: Final answer
   x = 7,295,638.31