Finding the Fourth Proportional to 9,205,113.05, 13,807,667.96 and 8,744,838.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,205,113.05 : 13,807,667.96 = 8,744,838.47 : x
2. Step 2: Convert to fraction form
   9,205,113.05/13,807,667.96 = 8,744,838.47/x
3. Step 3: Cross multiply
   9,205,113.05x = 13,807,667.96 × 8,744,838.47
4. Step 4: Simplify right side
   9,205,113.05x = 120,745,825,913,870.23
5. Step 5: Solve for x
   x = 120,745,825,913,870.23/9,205,113.05
6. Step 6: Final answer
   x = 13,117,256.17