Finding the Fourth Proportional to 9,337,020.72, 12,885,063.18 and 5,207,056.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,337,020.72 : 12,885,063.18 = 5,207,056.26 : x
2. Step 2: Convert to fraction form
   9,337,020.72/12,885,063.18 = 5,207,056.26/x
3. Step 3: Cross multiply
   9,337,020.72x = 12,885,063.18 × 5,207,056.26
4. Step 4: Simplify right side
   9,337,020.72x = 67,093,248,891,914.50
5. Step 5: Solve for x
   x = 67,093,248,891,914.50/9,337,020.72
6. Step 6: Final answer
   x = 7,185,723.47