Finding the Fourth Proportional to 6,774,722.50, 10,164,080 and 2,729,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,774,722.50 : 10,164,080 = 2,729,128.50 : x
2. Step 2: Convert to fraction form
   6,774,722.50/10,164,080 = 2,729,128.50/x
3. Step 3: Cross multiply
   6,774,722.50x = 10,164,080 × 2,729,128.50
4. Step 4: Simplify right side
   6,774,722.50x = 27,739,080,404,280
5. Step 5: Solve for x
   x = 27,739,080,404,280/6,774,722.50
6. Step 6: Final answer
   x = 4,094,496.92