Finding the Fourth Proportional to 13,195,213.36, 19,786,608.69 and 5,111,973.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,195,213.36 : 19,786,608.69 = 5,111,973.88 : x
2. Step 2: Convert to fraction form
   13,195,213.36/19,786,608.69 = 5,111,973.88/x
3. Step 3: Cross multiply
   13,195,213.36x = 19,786,608.69 × 5,111,973.88
4. Step 4: Simplify right side
   13,195,213.36x = 101,148,626,797,061.02
5. Step 5: Solve for x
   x = 101,148,626,797,061.02/13,195,213.36
6. Step 6: Final answer
   x = 7,665,554.47