Finding the Fourth Proportional to 2,738,980.55, 3,779,968.12 and 1,531,756.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738,980.55 : 3,779,968.12 = 1,531,756.55 : x
2. Step 2: Convert to fraction form
   2,738,980.55/3,779,968.12 = 1,531,756.55/x
3. Step 3: Cross multiply
   2,738,980.55x = 3,779,968.12 × 1,531,756.55
4. Step 4: Simplify right side
   2,738,980.55x = 5,789,990,932,221.72
5. Step 5: Solve for x
   x = 5,789,990,932,221.72/2,738,980.55
6. Step 6: Final answer
   x = 2,113,921.88