Finding the Fourth Proportional to 7,404,985.98, 10,218,745.35 and 4,185,721.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404,985.98 : 10,218,745.35 = 4,185,721.98 : x
2. Step 2: Convert to fraction form
   7,404,985.98/10,218,745.35 = 4,185,721.98/x
3. Step 3: Cross multiply
   7,404,985.98x = 10,218,745.35 × 4,185,721.98
4. Step 4: Simplify right side
   7,404,985.98x = 42,772,827,019,517.79
5. Step 5: Solve for x
   x = 42,772,827,019,517.79/7,404,985.98
6. Step 6: Final answer
   x = 5,776,219.85