Finding the Fourth Proportional to 5,018,763.52, 7,528,308.98 and 2,389,111.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,018,763.52 : 7,528,308.98 = 2,389,111.31 : x
2. Step 2: Convert to fraction form
   5,018,763.52/7,528,308.98 = 2,389,111.31/x
3. Step 3: Cross multiply
   5,018,763.52x = 7,528,308.98 × 2,389,111.31
4. Step 4: Simplify right side
   5,018,763.52x = 17,985,968,129,292.57
5. Step 5: Solve for x
   x = 17,985,968,129,292.57/5,018,763.52
6. Step 6: Final answer
   x = 3,583,744.89