Finding the Fourth Proportional to 7,299,749.98, 10,956,243.06 and 3,890,899.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,299,749.98 : 10,956,243.06 = 3,890,899.78 : x
2. Step 2: Convert to fraction form
   7,299,749.98/10,956,243.06 = 3,890,899.78/x
3. Step 3: Cross multiply
   7,299,749.98x = 10,956,243.06 × 3,890,899.78
4. Step 4: Simplify right side
   7,299,749.98x = 42,629,643,711,780.52
5. Step 5: Solve for x
   x = 42,629,643,711,780.52/7,299,749.98
6. Step 6: Final answer
   x = 5,839,877.23