Finding the Fourth Proportional to 6,665,710.48, 9,199,428.56 and 3,765,288.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665,710.48 : 9,199,428.56 = 3,765,288.16 : x
2. Step 2: Convert to fraction form
   6,665,710.48/9,199,428.56 = 3,765,288.16/x
3. Step 3: Cross multiply
   6,665,710.48x = 9,199,428.56 × 3,765,288.16
4. Step 4: Simplify right side
   6,665,710.48x = 34,638,499,435,733.85
5. Step 5: Solve for x
   x = 34,638,499,435,733.85/6,665,710.48
6. Step 6: Final answer
   x = 5,196,520.24