Finding the Fourth Proportional to 2,091,240.10, 3,139,970.55 and 1,618,459.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,240.10 : 3,139,970.55 = 1,618,459.30 : x
2. Step 2: Convert to fraction form
   2,091,240.10/3,139,970.55 = 1,618,459.30/x
3. Step 3: Cross multiply
   2,091,240.10x = 3,139,970.55 × 1,618,459.30
4. Step 4: Simplify right side
   2,091,240.10x = 5,081,914,538,373.62
5. Step 5: Solve for x
   x = 5,081,914,538,373.62/2,091,240.10
6. Step 6: Final answer
   x = 2,430,096.16