Finding the Fourth Proportional to 7,521,977.55, 10,380,037.89 and 4,084,139.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,521,977.55 : 10,380,037.89 = 4,084,139.91 : x
2. Step 2: Convert to fraction form
   7,521,977.55/10,380,037.89 = 4,084,139.91/x
3. Step 3: Cross multiply
   7,521,977.55x = 10,380,037.89 × 4,084,139.91
4. Step 4: Simplify right side
   7,521,977.55x = 42,393,527,013,861.20
5. Step 5: Solve for x
   x = 42,393,527,013,861.20/7,521,977.55
6. Step 6: Final answer
   x = 5,635,955.00