Finding the Fourth Proportional to 2,147,381.28, 3,221,597.88 and 1,068,402.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,381.28 : 3,221,597.88 = 1,068,402.96 : x
2. Step 2: Convert to fraction form
   2,147,381.28/3,221,597.88 = 1,068,402.96/x
3. Step 3: Cross multiply
   2,147,381.28x = 3,221,597.88 × 1,068,402.96
4. Step 4: Simplify right side
   2,147,381.28x = 3,441,964,710,921.72
5. Step 5: Solve for x
   x = 3,441,964,710,921.72/2,147,381.28
6. Step 6: Final answer
   x = 1,602,866.12