Finding the Fourth Proportional to 2,209,900.32, 3,049,931.88 and 1,243,071.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,900.32 : 3,049,931.88 = 1,243,071.36 : x
2. Step 2: Convert to fraction form
   2,209,900.32/3,049,931.88 = 1,243,071.36/x
3. Step 3: Cross multiply
   2,209,900.32x = 3,049,931.88 × 1,243,071.36
4. Step 4: Simplify right side
   2,209,900.32x = 3,791,282,969,978.96
5. Step 5: Solve for x
   x = 3,791,282,969,978.96/2,209,900.32
6. Step 6: Final answer
   x = 1,715,590.04