Finding the Fourth Proportional to 3,111,597, 4,294,003.98 and 1,680,813

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111,597 : 4,294,003.98 = 1,680,813 : x
2. Step 2: Convert to fraction form
   3,111,597/4,294,003.98 = 1,680,813/x
3. Step 3: Cross multiply
   3,111,597x = 4,294,003.98 × 1,680,813
4. Step 4: Simplify right side
   3,111,597x = 7,217,417,711,635.74
5. Step 5: Solve for x
   x = 7,217,417,711,635.74/3,111,597
6. Step 6: Final answer
   x = 2,319,522.00