Finding the Fourth Proportional to 3,290,109.30, 4,928,165.55 and 2,730,237.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,290,109.30 : 4,928,165.55 = 2,730,237.30 : x
2. Step 2: Convert to fraction form
   3,290,109.30/4,928,165.55 = 2,730,237.30/x
3. Step 3: Cross multiply
   3,290,109.30x = 4,928,165.55 × 2,730,237.30
4. Step 4: Simplify right side
   3,290,109.30x = 13,455,061,405,185.01
5. Step 5: Solve for x
   x = 13,455,061,405,185.01/3,290,109.30
6. Step 6: Final answer
   x = 4,089,548.46