Finding the Fourth Proportional to 7,715,061.20, 10,647,037.32 and 4,277,622.80

Step by Step Solution

1. Step 1: Write the proportion equation
   7,715,061.20 : 10,647,037.32 = 4,277,622.80 : x
2. Step 2: Convert to fraction form
   7,715,061.20/10,647,037.32 = 4,277,622.80/x
3. Step 3: Cross multiply
   7,715,061.20x = 10,647,037.32 × 4,277,622.80
4. Step 4: Simplify right side
   7,715,061.20x = 45,544,009,592,482.90
5. Step 5: Solve for x
   x = 45,544,009,592,482.90/7,715,061.20
6. Step 6: Final answer
   x = 5,903,259.66