Finding the Fourth Proportional to 2,146,013.88, 2,961,679.59 and 1,179,337.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,013.88 : 2,961,679.59 = 1,179,337.20 : x
2. Step 2: Convert to fraction form
   2,146,013.88/2,961,679.59 = 1,179,337.20/x
3. Step 3: Cross multiply
   2,146,013.88x = 2,961,679.59 × 1,179,337.20
4. Step 4: Simplify right side
   2,146,013.88x = 3,492,818,914,967.75
5. Step 5: Solve for x
   x = 3,492,818,914,967.75/2,146,013.88
6. Step 6: Final answer
   x = 1,627,584.49