Finding the Fourth Proportional to 10,328,973.72, 14,253,790.69 and 7,065,678.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,328,973.72 : 14,253,790.69 = 7,065,678.12 : x
2. Step 2: Convert to fraction form
   10,328,973.72/14,253,790.69 = 7,065,678.12/x
3. Step 3: Cross multiply
   10,328,973.72x = 14,253,790.69 × 7,065,678.12
4. Step 4: Simplify right side
   10,328,973.72x = 100,712,697,005,392.70
5. Step 5: Solve for x
   x = 100,712,697,005,392.70/10,328,973.72
6. Step 6: Final answer
   x = 9,750,503.75