Finding the Fourth Proportional to 13,106,536.77, 19,659,788.24 and 3,521,915.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,106,536.77 : 19,659,788.24 = 3,521,915.42 : x
2. Step 2: Convert to fraction form
   13,106,536.77/19,659,788.24 = 3,521,915.42/x
3. Step 3: Cross multiply
   13,106,536.77x = 19,659,788.24 × 3,521,915.42
4. Step 4: Simplify right side
   13,106,536.77x = 69,240,111,266,896.51
5. Step 5: Solve for x
   x = 69,240,111,266,896.51/13,106,536.77
6. Step 6: Final answer
   x = 5,282,868.58