Finding the Fourth Proportional to 2,112,071.10, 3,168,106.65 and 764,231.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,071.10 : 3,168,106.65 = 764,231.10 : x
2. Step 2: Convert to fraction form
   2,112,071.10/3,168,106.65 = 764,231.10/x
3. Step 3: Cross multiply
   2,112,071.10x = 3,168,106.65 × 764,231.10
4. Step 4: Simplify right side
   2,112,071.10x = 2,421,165,630,046.82
5. Step 5: Solve for x
   x = 2,421,165,630,046.82/2,112,071.10
6. Step 6: Final answer
   x = 1,146,346.65