Finding the Fourth Proportional to 2,510,978.50, 3,768,126.63 and 1,181,386.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510,978.50 : 3,768,126.63 = 1,181,386.18 : x
2. Step 2: Convert to fraction form
   2,510,978.50/3,768,126.63 = 1,181,386.18/x
3. Step 3: Cross multiply
   2,510,978.50x = 3,768,126.63 × 1,181,386.18
4. Step 4: Simplify right side
   2,510,978.50x = 4,451,612,725,171.97
5. Step 5: Solve for x
   x = 4,451,612,725,171.97/2,510,978.50
6. Step 6: Final answer
   x = 1,772,859.75