Finding the Fourth Proportional to 13,128,082.72, 19,691,412.27 and 4,030,182.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,128,082.72 : 19,691,412.27 = 4,030,182.16 : x
2. Step 2: Convert to fraction form
   13,128,082.72/19,691,412.27 = 4,030,182.16/x
3. Step 3: Cross multiply
   13,128,082.72x = 19,691,412.27 × 4,030,182.16
4. Step 4: Simplify right side
   13,128,082.72x = 79,359,978,435,759.11
5. Step 5: Solve for x
   x = 79,359,978,435,759.11/13,128,082.72
6. Step 6: Final answer
   x = 6,045,054.72